Search Results: "Linear Algebra: Deriving a method for determining inverses"

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18:00
Linear Algebra: Deriving a method for determining inverses

624 views / 0 likes - added 9 years ago

Determining a method for constructing inverse transformation matrices More free lessons at: http://www.khanacademy.org/video?v=6DpzCKJBsz0
08:41
Linear Algebra: Transposes of sums and inverses

666 views / 0 likes - added 9 years ago

Transposes of sums and inverses More free lessons at: http://www.khanacademy.org/video?v=Br_8t58mdeI
21:25
Linear Algebra: Showing that Inverses are Linear

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Showing that inverse transformations are also linear More free lessons at: http://www.khanacademy.org/video?v=mr9Tow8hpCg
09:19 Popular
Linear Algebra: Proof of formula for determining Eigenvalues

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Proof of formula for determining Eigenvalues More free lessons at: http://www.khanacademy.org/video?v=rfm0wQObxjk
15:46
Linear Algebra: Introduction to Linear Independence

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Linear Algebra: Introduction to linear dependence and independence More free lessons at: http://www.khanacademy.org/video?v=CrV1xCWdY-g
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Linear Algebra - Matrix Transformations

585 views / 0 likes - added 5 years ago

Matrix multiplication and linear algebra explained with 3D animations.
08:52 Popular
Linear Models Example 1 | Algebra I | Khan Academy

1,850 views / 0 likes - added 8 years ago

Linear model for book reading Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-and-interpreting-linear-functions?u
06:35 Popular
Constructing Linear Functions Example 1 | Algebra I | Khan Academy

1,714 views / 0 likes - added 8 years ago

Linear model for ice sheet thickness Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-linear-functions-word-proble
05:37 Popular
Linear Models Example 2 | Algebra I | Khan Academy

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Marbles and water in tank Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/constructing-and-interpreting-linear-functions?utm_s
03:12 Popular
Graphing Linear Functions Example 2 | Algebra I | Khan Academy

1,884 views / 0 likes - added 8 years ago

Graphing equation for filling pool Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/linear-functions-modeling/e/graphing-linear-functions-word-problems?utm
02:40 Popular
Interpreting Linear Formulas Example 1 | Algebra I | Khan Academy

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Interpreting a linear formula Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/interpreting_linear_functions/e/interpreting-features-of-linear-functions?ut
05:30 Popular
Graphing Linear Functions Example 1 | Algebra I | Khan Academy

1,807 views / 0 likes - added 8 years ago

Learn how graph a linear function. This video gives an example of graphing fuel consumption as a function of distance. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-
02:35 Popular
Interpreting Linear Formulas Example 2 | Algebra I | Khan Academy

1,414 views / 0 likes - added 8 years ago

Linear equation for file transfer Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/interpreting_linear_functions/e/interpreting-features-of-linear-function
08:21 Popular
Two-variable Linear Equations And Their Graphs | Algebra I | Khan Academy

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Introduction to 2-variable linear equations and their graphs Watch the next lesson: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/v/checking-ordered-pair-solutions-to-equatio
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Linear Algebra: Parametric Representations of Lines

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Linear Algebra: Parametric Representations of Lines in R2 and R3 More free lessons at: http://www.khanacademy.org/video?v=hWhs2cIj7Cw
07:11 Popular
Graphing Solutions To Two-variable Linear Equations Example 2 | Algebra I | Khan Academy

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Graphing solutions to 2 variable linear equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/graphing-solutio
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Early Train Word Problem | Linear Equations | Algebra I | Khan Academy

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Fun word problem that is almost a brain teaser. Watch the next lesson: https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/More-equation-practice/v/patterns-in-sequences-1?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI
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Origins Of Algebra | Introduction To Algebra | Algebra I | Khan Academy

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Where did the word "Algebra" and its underlying ideas come from? Watch the next lesson: https://www.khanacademy.org/math/algebra/introduction-to-algebra/overview_hist_alg/v/abstract-ness?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Algebra I on Kha
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Understanding Function Inverses Example

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Understanding function inverses example
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Linear Algebra: Eigenvalues of a 3x3 matrix

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Determining the eigenvalues of a 3x3 matrix More free lessons at: http://www.khanacademy.org/video?v=11dNghWC4HI
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Algebra: Linear Equations 3

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Linear equations with multiple variable and constant terms More free lessons at: http://www.khanacademy.org/video?v=Zn-GbH2S0Dk
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Abstract-ness | Introduction To Algebra | Algebra I | Khan Academy

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The general idea behind the word 'abstract' Watch the next lesson: https://www.khanacademy.org/math/algebra/introduction-to-algebra/overview_hist_alg/v/the-beauty-of-algebra?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Missed the previous lesson? h
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What Are Variables, Expressions, And Equations? | Introduction To Algebra | Algebra I | Khan Academy

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Learn what variables, expressions, and equations really are. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/introduction-to-algebra/feel-for-equations-and-inequalit/e/dependent-and-independent-variable
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Determining Rates With Fractions

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Determining rates with fractions
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Deriving Formula For Sum Of Finite Geometric Series

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Deriving formula for sum of finite geometric series
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Determining whether a transformation is onto

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Determining whether a transformation is onto More free lessons at: http://www.khanacademy.org/video?v=eR8vEdJTvd0
07:09
Deriving Max Projectile Displacement Given Time

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Deriving a formula for maximum projectile displacement as a function of elapsed time More free lessons at: http://www.khanacademy.org/video?v=P7LKEkcNibo
09:58
Deriving Displacement as a Function of Time, Acceleration and Initial Velocity

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Deriving displacement as a function of time, constant acceleration and initial velocity More free lessons at: http://www.khanacademy.org/video?v=wlB0x9W-qBU
12:07 Popular
Algebra Basics: What Is Algebra? - Math Antics

2,296 views / 1 likes - added 8 years ago

The first video in the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Next video: https://youtu.be/l3XzepN03KQ This video gives an overview of Algebra and introduces the concepts of unknown value
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More on linear independence

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More examples determining linear dependence or independence. More free lessons at: http://www.khanacademy.org/video?v=Alhcv5d_XOs
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Deriving Lorentz Transformation Part 2

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Continuing the algebra to solve for the Lorentz factor.
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Linear Algebra: Another Least Squares Example

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Using least squares approximation to fit a line to points More free lessons at: http://www.khanacademy.org/video?v=QkepM8Vv3kw
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Algebra: Linear Equations 1

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equations of the form AX=B More free lessons at: http://www.khanacademy.org/video?v=bAerID24QJ0
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Algebra: Linear Equations 2

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solving equations of the form AX+B=C More free lessons at: http://www.khanacademy.org/video?v=DopnmxeMt-s
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Linear Algebra: Vector Examples

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Visually understanding basic vector operations More free lessons at: http://www.khanacademy.org/video?v=r4bH66vYjss
10:01
Linear Algebra: 3x3 Determinant

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Determinants: Finding the determinant of a 3x3 matrix More free lessons at: http://www.khanacademy.org/video?v=0c7dt2SQfLw
18:40
Linear Algebra: nxn Determinant

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Defining the determinant for nxn matrices. An exampled of a 4x4 determinant. More free lessons at: http://www.khanacademy.org/video?v=H9BWRYJNIv4
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Linear Algebra: Determinant of Transpose

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Proof by induction that transposing a matrix does not change its determinant More free lessons at: http://www.khanacademy.org/video?v=x-GV2v0dRNE
22:08
Linear Algebra: Orthogonal Complements

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Orthogonal Complements as subspaces. More free lessons at: http://www.khanacademy.org/video?v=QOTjdgmNqlg
17:26
Linear Algebra: Projections onto Subspaces

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Projections onto subspaces More free lessons at: http://www.khanacademy.org/video?v=5B8XluiqdHM
15:32
Linear Algebra: Least Squares Approximation

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The least squares approximation for otherwise unsolvable equations More free lessons at: http://www.khanacademy.org/video?v=MC7l96tW8V8
18:50
Linear Algebra: Least Squares Examples

679 views / 0 likes - added 9 years ago

An example using the least squares solution to an unsolvable system More free lessons at: http://www.khanacademy.org/video?v=8mAZYv5wIcE
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Linear Algebra: Basis of a Subspace

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Understanding the definition of a basis of a subspace More free lessons at: http://www.khanacademy.org/video?v=zntNi3-ybfQ
18:53
Linear Algebra: Vector Triangle Inequality

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Proving the triangle inequality for vectors in Rn More free lessons at: http://www.khanacademy.org/video?v=PsNidCBr5II
15:47
Linear Algebra: Cross Product Introduction

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Introduction to the cross product More free lessons at: http://www.khanacademy.org/video?v=pJzmiywagfY
18:14
Linear Algebra: Matrix Product Examples

686 views / 0 likes - added 9 years ago

Example of taking the product of two matrices More free lessons at: http://www.khanacademy.org/video?v=x1z0hOyjapU
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Linear Algebra: Matrix condition for one-to-one trans

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Showing that the rank of the of an mxn transformation matrix has to be an for the transformation to be one-to-one (injective) More free lessons at: http://www.khanacademy.org/video?v=M3FuL9qKTBs
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Linear Algebra: Simplifying conditions for invertibility

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Showing that a transformation is invertible if and only if rref(A) is equal to the identity matrix More free lessons at: http://www.khanacademy.org/video?v=Yz2OosyMTmY
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Linear Algebra: Example of Finding Matrix Inverse

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Example of calculating the inverse of a matrix More free lessons at: http://www.khanacademy.org/video?v=r9aTLTN16V4
18:20
Linear Algebra: Formula for 2x2 inverse

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Figuring out the formula for a 2x2 matrix. Defining the determinant. More free lessons at: http://www.khanacademy.org/video?v=eEUK_ThrHuQ
09:03
Linear Algebra: Determinants along other rows/cols

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Finding the determinant by going along other rows or columns More free lessons at: http://www.khanacademy.org/video?v=nu87kfmwNfU
07:18 Popular
Linear Algebra: Rule of Sarrus of Determinants

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A alternative "short cut" for calculating 3x3 determinants (Rule of Sarrus) More free lessons at: http://www.khanacademy.org/video?v=4xFIi0JF2AM
16:55 Popular
Linear Algebra: Determinant when row is added

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The determinant when one matrix has a row that is the sum of the rows of other matrices (and every other term is identical in the 3 matrices) More free lessons at: http://www.khanacademy.org/video?v=VrB3LaSD_uo
08:19 Popular
Linear Algebra: Duplicate Row Determinant

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Determinant of a matrix with duplicate rows More free lessons at: http://www.khanacademy.org/video?v=gYv8sttBIqs
10:25
Linear Algebra: Determinant after row operations

631 views / 0 likes - added 9 years ago

What happens to the determinant when we perform a row operation More free lessons at: http://www.khanacademy.org/video?v=kpG7xySkivg
08:07
Linear Algebra: Upper Triangular Determinant

652 views / 0 likes - added 9 years ago

The determinant of an upper triangular matrix More free lessons at: http://www.khanacademy.org/video?v=VX7K8iqoiRc
09:13
Linear Algebra: Simpler 4x4 determinant

700 views / 0 likes - added 9 years ago

Calculating a 4x4 determinant by putting in in upper triangular form first. More free lessons at: http://www.khanacademy.org/video?v=QV0jsTiobU4
20:10 Popular
Linear Algebra: Determinant as Scaling Factor

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Viewing the determinant of the transformation matrix as a scaling factor of regions More free lessons at: http://www.khanacademy.org/video?v=g3MqSdO5Ubc
08:37
Linear Algebra: Transpose of a Matrix

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Transpose of a matrix More free lessons at: http://www.khanacademy.org/video?v=2t0003_sxtU
12:07
Linear Algebra: Transpose of a Vector

636 views / 0 likes - added 9 years ago

Transpose of a column vector. Matrix-matrix products using vectors More free lessons at: http://www.khanacademy.org/video?v=lSoaMCNKfAg
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Linear Algebra: Rowspace and Left Nullspace

640 views / 0 likes - added 9 years ago

Rowspace and Left Nullspace More free lessons at: http://www.khanacademy.org/video?v=qBfc57x_RSg
13:04 Popular
Linear Algebra: Subspace Projection Matrix Example

769 views / 0 likes - added 9 years ago

Example of a transformation matrix for a projection onto a subspace More free lessons at: http://www.khanacademy.org/video?v=QTcSBB3uVP0
17:55 Popular
Linear Algebra: Change of Basis Matrix

715 views / 0 likes - added 9 years ago

Using a change of basis matrix to get us from one coordinate system to another. More free lessons at: http://www.khanacademy.org/video?v=1j5WnqwMdCk
11:16
Linear Algebra: Introduction to Orthonormal Bases

660 views / 0 likes - added 9 years ago

Looking at sets and bases that are orthonormal -- or where all the vectors have length 1 and are orthogonal to each other. More free lessons at: http://www.khanacademy.org/video?v=7BFx8pt2aTQ
19:24
Linear Algebra: The Gram-Schmidt Process

656 views / 0 likes - added 9 years ago

Finding an orthonormal basis for a subspace using the Gram-Schmidt Process More free lessons at: http://www.khanacademy.org/video?v=rHonltF77zI
13:14
Linear Algebra: Gram-Schmidt Process Example

644 views / 0 likes - added 9 years ago

Using Gram-Schmidt to find an orthonormal basis for a plane in R3 More free lessons at: http://www.khanacademy.org/video?v=tu1GPtfsQ7M
07:43
Linear Algebra: Introduction to Eigenvalues and Eigenvectors

671 views / 0 likes - added 9 years ago

What eigenvectors and eigenvalues are and why they are interesting More free lessons at: http://www.khanacademy.org/video?v=PhfbEr2btGQ
14:34 Popular
Linear Algebra: Finding Eigenvectors and Eigenspaces example

708 views / 0 likes - added 9 years ago

Finding the eigenvectors and eigenspaces of a 2x2 matrix More free lessons at: http://www.khanacademy.org/video?v=3-xfmbdzkqc
18:54
Linear Algebra: Introduction to the inverse of a function

636 views / 0 likes - added 9 years ago

Introduction to the inverse of a function More free lessons at: http://www.khanacademy.org/video?v=-eAzhBZgq28
13:20
Linear Algebra: Determinant when row multiplied by scalar

636 views / 0 likes - added 9 years ago

The determinant when a row is multiplied by a scalar More free lessons at: http://www.khanacademy.org/video?v=32rdijPB-rA
02:52 Popular
Linear Algebra: (correction) scalar muliplication of row

985 views / 0 likes - added 9 years ago

Correction of last video showing that the determinant when one row is multiplied by a scalar is equal to the scalar times the determinant More free lessons at: http://www.khanacademy.org/video?v=WY6QG0mZ7uQ
21:38 Popular
Linear Algebra: Determinant and area of a parallelogram

1,257 views / 0 likes - added 9 years ago

Realizing that the determinant of a 2x2 matrix is equal to the area of the parallelogram defined by the column vectors of the matrix More free lessons at: http://www.khanacademy.org/video?v=n-S63_goDFg
08:50
Linear Algebra: Transpose of a Matrix Product

661 views / 0 likes - added 9 years ago

Taking the transpose of the product of two matrices More free lessons at: http://www.khanacademy.org/video?v=UdHgWK13x5I
16:08
Linear Algebra: Coordinates with Respect to a Basis

652 views / 0 likes - added 9 years ago

Understanding alternate coordinate systems More free lessons at: http://www.khanacademy.org/video?v=uvgru6FcyxU
15:28 Popular
Linear Algebra: Coordinates with respect to orthonormal bases

761 views / 0 likes - added 9 years ago

Seeing that orthonormal bases make for good coordinate systems More free lessons at: http://www.khanacademy.org/video?v=SWbis2zWIvo
16:34 Popular
Linear Algebra: Exploring the solution set of Ax=b

1,839 views / 0 likes - added 9 years ago

Exploring the solution set of Ax=b (non homogeneous equations) More free lessons at: http://www.khanacademy.org/video?v=1PsNIzUJPkc
13:57
Linear Algebra: Gram-Schmidt example with 3 basis vectors

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Gram-Schmidt example with 3 basis vectors More free lessons at: http://www.khanacademy.org/video?v=ZRRG386v6DI
05:39
Linear Algebra: Example solving for the eigenvalues of a 2x2 matrix

690 views / 0 likes - added 9 years ago

Example solving for the eigenvalues of a 2x2 matrix More free lessons at: http://www.khanacademy.org/video?v=pZ6mMVEE89g
15:34
Linear Algebra: Eigenvectors and Eigenspaces for a 3x3 matrix

679 views / 0 likes - added 9 years ago

Eigenvectors and eigenspaces for a 3x3 matrix More free lessons at: http://www.khanacademy.org/video?v=3Md5KCCQX-0
13:09
Linear Algebra: Showing that an eigenbasis makes for good coordinate systems

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Showing that an eigenbasis makes for good coordinate systems More free lessons at: http://www.khanacademy.org/video?v=C2PC9185gIw
02:35 Popular
Checking Ordered Pair Solutions To Equations Example 1 | Algebra I | Khan Academy

1,254 views / 0 likes - added 8 years ago

Checking ordered pair solutions to equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/plugging_in_values?ut
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Checking Ordered Pair Solutions To Equations Example 2 | Algebra I | Khan Academy

1,043 views / 0 likes - added 8 years ago

Second example of ordered pair solutions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/plugging_in_values?utm_so
05:02 Popular
Positive And Negative Slope | Algebra I | Khan Academy

1,482 views / 0 likes - added 8 years ago

Positive and negative slope Watch the next lesson: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/slope/v/similar-triangles-to-prove-that-the-slope-is-constant-for-a-line?utm_source=YT&utm_medium=Desc&utm_campaign
05:09 Popular
Converting From Slope-intercept To Standard Form | Algebra I | Khan Academy

1,306 views / 0 likes - added 8 years ago

Converting from slope-intercept to standard form Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/two-var-linear-equations-and-intro-to-functions/standard-form/e/converting_between_slope_intercept_and_st
01:07 Popular
How To Match Function Input To Output Given The Graph (example) | Algebra I | Khan Academy

1,070 views / 0 likes - added 8 years ago

Sal finds the input value for which g(x)=-2 given the graph of g. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/function-inputs-and-outputs/e/functions_matching_inputs_outputs?utm_so
01:40 Popular
How To Match Function Input To Output Given The Formula (example) | Algebra I | Khan Academy

1,002 views / 0 likes - added 8 years ago

Sal finds the input value for which f(t)=13, given that f(t)=-2t+5. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/function-inputs-and-outputs/e/functions_matching_inputs_outputs?utm_
03:04 Popular
How To Create A Function From An Equation (example) | Functions | Algebra I | Khan Academy

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Sal find the formula of a function that, given an input value "b," outputs a value "a" that satisfies the equation 4a+7b=-52. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/functions-
03:24 Popular
How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

1,415 views / 0 likes - added 8 years ago

Sal interprets the expression M(30)-M(0)=100 where M models an account balance over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/interpreting-function-notation/e/function-nota
02:36 Popular
How To Interpret An Expression With Function Notation | Functions | Algebra I | Khan Academy

1,956 views / 0 likes - added 8 years ago

Sal interprets the expression P(5) minor P(9) where P models the number of people at the beach over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebra-functions/interpreting-function-notation
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Algebra Basics: Exponents In Algebra - Math Antics

1,332 views / 0 likes - added 8 years ago

Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Previous video: https://youtu.be/K6ewhnaL4KQ This video shows how exponents can be used more generally with variables. It explains why x
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11:48 Popular
The Scientific Method

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The scientific method
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Substitution Method

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u14 l2 t1 we1 Substitution Method
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Linear Algebra: dim(V) + dim(orthogonoal complelent of V)=n

625 views / 0 likes - added 9 years ago

Showing that if V is a subspace of Rn, then dim(V) + dim(V's orthogonal complement) = n More free lessons at: http://www.khanacademy.org/video?v=pGhBfkBqok0
03:44
Substitution Method 2

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u14_l2_t1_we2 Substitution Method 2 More free lessons at: http://www.khanacademy.org/video?v=2VeqrZ_PMiY Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:59
Substitution Method 3

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u14_l2_t1_we3 Substitution Method 3 More free lessons at: http://www.khanacademy.org/video?v=v6L8--MlnKo Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
04:26
Addition Elimination Method 2

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u14_l2_t2_we2 Addition Elimination Method 2 More free lessons at: http://www.khanacademy.org/video?v=hJOqGkWElNs Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:06
Addition Elimination Method 3

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u14_l2_t2_we3 Addition Elimination Method 3 More free lessons at: http://www.khanacademy.org/video?v=mKu0L46Qed4 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:38
Addition Elimination Method 4

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u14_l2_t2_we4 Addition Elimination Method 4 More free lessons at: http://www.khanacademy.org/video?v=DxSmZ0MDSxM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
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Predicting with Linear Models

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Predicting with Linear Models
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Systems of Linear Inequalities

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Systems of Linear Inequalities
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Addition Elimination Method 1

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u14_l2_t2_we1 Addition Elimination Method 1 More free lessons at: http://www.khanacademy.org/video?v=0P0SCQf-hWQ Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
16:53
Span and Linear Independence Example

528 views / 0 likes - added 9 years ago

Determining whether 3 vectors are linearly independent and/or span R3 More free lessons at: http://www.khanacademy.org/video?v=9kW6zFK5E5c
08:15
Linear, Quadratic, and Exponential Models

690 views / 0 likes - added 9 years ago

Linear, Quadratic, and Exponential Models
08:07
Standard Form For Linear Equations

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Standard form for linear equations
04:59
Interpreting Visual Linear Inequality

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Interpreting visual linear inequality
03:42
Understanding Linear Inequality With Two Variables

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Understanding linear inequality with two variables
04:20
Analyzing Two Variable Linear Inequality

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Analyzing two variable linear inequality
11:14
Linear Algebra: Rank(A) = Rank(transpose of A)

696 views / 0 likes - added 9 years ago

Rank(A) = Rank(transpose of A) More free lessons at: http://www.khanacademy.org/video?v=tqqVOWm9YsU
13:05
How To Graph Equations in Algebra

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This algebra video tutorial explains how to graph equations such as linear equations in slope intercept form & standard form as well as quadratic functions using transformations, factoring, & setting up a data table.Algebra Textbooks:https://amzn.to/3cetP
07:25 Popular
Domain And Range For Piecewise Linear Function

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Domain and range for piecewise linear function
04:12
Constraining Solutions To Two Variable Linear Inequalities

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Constraining solutions to two variable linear inequalities
02:22
Setting Up A Linear Inequality In Two Variables

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Setting up a linear inequality in two variables
13:53
Linear Transformations

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Introduction to linear transformations More free lessons at: http://www.khanacademy.org/video?v=4PCktDZJH8E
05:06 Popular
The method that can "prove" almost anything - James A. Smith

2,948 views / 2 likes - added 2 years ago

Explore the data analysis method known as p-hacking, where data is misrepresented as statistically significant.--In 2011, a group of researchers conducted a study designed to find an impossible result. Their study involved real people, truthfully reported
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23:29
Linear Subspaces

540 views / 0 likes - added 9 years ago

Introduction to linear subspaces of Rn More free lessons at: http://www.khanacademy.org/video?v=pMFv6liWK4M
11:49
Linear Function Graphs

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Linear Function Graphs More free lessons at: http://www.khanacademy.org/video?v=EmTvdKkAUtE
02:42
How To Make Rope From Grass [Easy Method] - NightHawkInLight

550 views / 0 likes - added 5 years ago

Rope is one of the most valuable items to have in the wilderness, and this ancient method of creating it produces very good results. Even today some commercially made ropes are wound with the same process. Other natural fibers can be used to create rope (
08:02 Popular
3-variable linear equations (part 1)

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Visual intuition of a 3-variable linear equation.
02:42
Basic Linear Function

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U03_L2_T4_we1 : Basic Linear Function Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:42
Graphing linear inequalities in two variables 2 (old and redone in newer video)

441 views / 0 likes - added 9 years ago

U05_L2_T1_we2 : Graphing linear inequalities in two variables
20:35
Linear Combinations and Span

529 views / 0 likes - added 9 years ago

Understanding linear combinations and spans of vectors More free lessons at: http://www.khanacademy.org/video?v=Qm_OS-8COwU
08:43
Deriving Demand Curve from Tweaking Marginal Utility per Dollar

587 views / 0 likes - added 9 years ago

Seeing what happens to quantity demanded when price changes More free lessons at: http://www.khanacademy.org/video?v=4-_-wQc3EGE
10:09
Linear Equations in Standard Form

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Linear Equations in Standard Form More free lessons at: http://www.khanacademy.org/video?v=BaQXFstxCMo
08:30
Solving Linear Systems by Graphing

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Solving Linear Systems by Graphing More free lessons at: http://www.khanacademy.org/video?v=5a6zpfl50go
09:21
Solving Linear Systems by Substitution

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Solving Linear Systems by Substitution More free lessons at: http://www.khanacademy.org/video?v=V7H1oUHXPkg
15:18 Popular
Special Types of Linear Systems

2,091 views / 0 likes - added 9 years ago

Special Types of Linear Systems More free lessons at: http://www.khanacademy.org/video?v=5qkyuHIE2GM
12:21
Compositions of Linear Transformations 1

648 views / 0 likes - added 9 years ago

Introduction to compositions of Linear Transformations More free lessons at: http://www.khanacademy.org/video?v=f_DTiXZpb8M
08:55
Learn To Swallow Pills Easily. The New Method of Swallowing

112 views / 0 likes - added 1 year ago

Over the last 5 years, Bonnie Kaplan and her students in the Behavioural Research Unit / Dept of Paediatrics have worked with hundreds of children and adults to develop a new way to learn how to swallow pills. Their method, based on head posture, is helpi
24:23 Popular
Minecraft Xbox - Special Method [582]

716 views / 0 likes - added 6 years ago

Welcome to my Let's Play of the Xbox 360 Edition of Minecraft. These videos will showcase what I have been getting up to in Minecraft and everything I have built. In this episode I use a special method in my redstone for my Magmatch mini-game. Twitter - @
04:31 Popular
The Scientific Method. Animated Science. Episode 1.

781 views / 0 likes - added 4 years ago

The episode describes the scientific method and illustrates each of the phases that compose it. The main character observes the phenomenon that is going to be analysed —the growth of two plants—, and develops a hypothesis. Together with the re
02:38 Popular
Graphing Linear Equations — Harder Example | Math | New SAT | Khan Academy

892 views / 0 likes - added 8 years ago

Watch Sal work through a harder Graphing linear equations problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-heart-of-algebra/v/sat-math-h3-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the
12:14
Using a Linear Model

508 views / 0 likes - added 9 years ago

Using a Linear Model
14:58
Linear Equations in Slope Intercept Form

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Linear Equations in Slope Intercept Form More free lessons at: http://www.khanacademy.org/video?v=5fkh01mClLU
09:39
Linear Equations in Point Slope Form

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Linear Equations in Point Slope Form More free lessons at: http://www.khanacademy.org/video?v=zqCokP2vDGo
17:04 Popular
Matrix Vector Products as Linear Transformations

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Matrix Vector Products as Linear Transformations More free lessons at: http://www.khanacademy.org/video?v=ondmopWLiEg
17:52
Linear Transformation Examples: Rotations in R2

665 views / 0 likes - added 9 years ago

Linear Transformation Examples: Rotations in R2 More free lessons at: http://www.khanacademy.org/video?v=lPWfIq5DzqI
05:26
Factors And Divisibility In Algebra

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Factors and divisibility in algebra
02:55 Popular
Linear Equation Word Problems — Basic Example | Math | New SAT | Khan Academy

1,213 views / 0 likes - added 8 years ago

Watch Sal work through a basic Linear equations word problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-heart-of-algebra/v/sat-math-h2-easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the prev
17:32 Popular
Linear Transformations as Matrix Vector Products

778 views / 0 likes - added 9 years ago

Showing how ANY linear transformation can be represented as a matrix vector product More free lessons at: http://www.khanacademy.org/video?v=PErhLkQcpZ8
07:05 Popular
How To Make Cotton Candy By Hand, Using an Ancient Chinese Method — You Can Do This!

848 views / 0 likes - added 6 years ago

Clifford Endo is here to tell you that cotton candy is no longer just for carnivals. You're welcome. In this episode of You Can Do This! Cliff uses the ancient Chinese method used to make a dish called Dragon's Beard to spin out over 16000 strands of hand
10:29 Popular
Algebra Basics: Solving 2-Step Equations - Math Antics

2,143 views / 1 likes - added 8 years ago

There was a confusing example in the original video. This is the updated version. This video shows students how to solve 2-step Algebra equations involving one addition or subtraction and one multiplication or division. Part of the Algebra Basics Series:
06:17 Popular
Solving Percent Problems | Decimals | Pre-Algebra | Khan Academy

876 views / 0 likes - added 8 years ago

We'll use algebra to solve this percent problem. Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-word-probs-pre-alg/v/solving-percent-problems-2?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the
12:49 Popular
Scientific Notation Examples | Pre-Algebra | Khan Academy

1,155 views / 0 likes - added 8 years ago

More scientific notation examples Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/scientific-notation/e/scientific_notation?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra W
03:03 Popular
Introduction To Exponents | Pre-Algebra | Khan Academy

1,499 views / 0 likes - added 8 years ago

Taking an exponent is basically the act of repeated multiplication. You know how to multiply, right? If so, understanding exponents is completely within your grasp! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/ma
03:21 Popular
Introduction To Perimeter | Measurement | Pre-Algebra | Khan Academy

780 views / 0 likes - added 8 years ago

Find perimeter by adding side-lengths of various figures. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/measurement/perimeter/e/perimeter_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Wa
11:59
Generalized Linear Consumption Function

467 views / 0 likes - added 9 years ago

Generalizing a linear consumption function as a function of aggregate income More free lessons at: http://www.khanacademy.org/video?v=N44RZtJ4jj4
11:35
Null Space 3: Relation to Linear Independence

660 views / 0 likes - added 9 years ago

Understanding how the null space of a matrix relates to the linear independence of its column vectors More free lessons at: http://www.khanacademy.org/video?v=vFctYRhK2M0
05:27 Popular
Converting Directly From Binary To Hexadecimal | Pre-Algebra | Khan Academy

1,273 views / 0 likes - added 8 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/World-of-exponents/v/exponents-warmup?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/pre-algebra/app
04:58
Exploring linear relationships

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U03_L2_T4_we2 : Exploring linear relationships More free lessons at: http://www.khanacademy.org/video?v=qPx7i1jwXX4 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
04:01
Recognizing Linear Functions

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U03_L2_T5_we1 : Recognizing Linear Functions More free lessons at: http://www.khanacademy.org/video?v=AZroE4fJqtQ Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
15:09
Sums and Scalar Multiples of Linear Transformations

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Sums and Scalar Multiples of Linear Transformations. Definitions of matrix addition and scalar multiplication. More free lessons at: http://www.khanacademy.org/video?v=wHuY97vss18
20:48 Popular
Introduction To Scientific Notation | Pre-Algebra | Khan Academy

1,891 views / 0 likes - added 8 years ago

Introduction to scientific notation. An in-depth discussion about why and how scientific notation is used. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/scientific-notation/e/sc
09:17 Popular
Unit Conversion Within The Metric System | Pre-Algebra | Khan Academy

1,817 views / 0 likes - added 8 years ago

Metric unit conversion Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/metric-system-tutorial/v/converting-within-the-metric-system?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? http
09:45
2nd Order Linear Homogeneous Differential Equations 1

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Introduction to 2nd order, linear, homogeneous differential equations with constant coefficients. More free lessons at: http://www.khanacademy.org/video?v=UFWAu8Ptth0
03:36 Popular
Approximating Irrational Number Exercise Example | Pre-Algebra | Khan Academy

1,495 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/order-of-operations/rational-irrational-numbers/e/approximating-irrational-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex
10:00
Introduction To Number Systems And Binary | Pre-Algebra | Khan Academy

606 views / 0 likes - added 8 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/hexadecimal-number-system?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.
09:35 Popular
Algebra Basics: Solving Basic Equations Part 2 - Math Antics

2,754 views / 0 likes - added 8 years ago

Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Previous video: https://youtu.be/l3XzepN03KQ Next video: Coming Soon This video shows students how to solve simple 1-step Algebra equati
03:43 Popular
Converting From Decimal To Hexadecimal Representation | Pre-Algebra | Khan Academy

1,422 views / 0 likes - added 8 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/binary-addition?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/p
05:45
Non-Linear Systems of Equations 1

456 views / 0 likes - added 9 years ago

U10_L2_T2_we1 Non-Linear Systems of Equations 1 More free lessons at: http://www.khanacademy.org/video?v=hjigR_rHKDI Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
08:22
Non-Linear Systems of Equations 2

528 views / 0 likes - added 9 years ago

U10_L2_T2_we2 Non-Linear Systems of Equations 2 More free lessons at: http://www.khanacademy.org/video?v=XPf8LMu7QSw Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
06:57
Non-Linear Systems of Equations 3

477 views / 0 likes - added 9 years ago

U10_L2_T2_we3 Non-Linear Systems of Equations 3 More free lessons at: http://www.khanacademy.org/video?v=FksgVpM_iXs Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
06:56 Popular
Exponents And Powers Of Zero Patterns | Pre-Algebra | Khan Academy

1,104 views / 0 likes - added 8 years ago

Now that we understand how to interpret an exponent and how the patterns in zeros are related to the exponent, we can solve more complicated problems! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra
08:13 Popular
Prime Numbers | Factors And Multiples | Pre-Algebra | Khan Academy

1,159 views / 0 likes - added 8 years ago

What does it mean to be a prime number? Let's progress though some whole numbers and ask ourselves if they meet the criteria. What is the criteria you ask? Watch. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math
02:48 Popular
Adding In Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,025 views / 0 likes - added 8 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/binary-multiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/
05:20 Popular
Order Of Operations: PEMDAS | Arithmetic Properties | Pre-Algebra | Khan Academy

1,841 views / 0 likes - added 8 years ago

Work through another challenging order of operations example with only positive numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/order-of-operations/order_of_operations/e/order_of_operations
03:00 Popular
Inverse Property Of Addition | Arithmetic Properties | Pre-Algebra | Khan Academy

1,718 views / 0 likes - added 8 years ago

The simple idea that a number plus its negative is 0 Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/order-of-operations/arithmetic_properties/v/inverse-property-of-multiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra M
14:11
Algebra Basics: Inequalities In Algebra - Math Antics

344 views / 0 likes - added 1 year ago

Learn More at mathantics.comVisit http://www.mathantics.com for more Free math videos and additional subscription based content!
01:57
New method removes micropollutants from water

457 views / 0 likes - added 6 years ago

A team of MIT researchers has developed a new way to clear pollutants from water, even when present in extremely low concentrations. (Learn more about their novel method: http://news.mit.edu/2017/electrochemical-clear-pollutants-water-0510) Watch more vid
07:51 Popular
Volume: How To Measure It | Measurement | Pre-Algebra | Khan Academy

774 views / 0 likes - added 8 years ago

Volume is a measurement in the 3rd dimension. This means that it not only has width and height, but it has depth as well. Let's watch this video in which we get a great explanation of how we measure volume. Practice this lesson yourself on KhanAcademy.org
03:20
Graphing linear inequalities in two variables 3

475 views / 0 likes - added 9 years ago

U05_L2_T1_we3 : Graphing linear inequalities in two variables More free lessons at: http://www.khanacademy.org/video?v=YBYu5aZPLeg Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:03
Graphing Linear Inequalities in Two Variables Example 2

436 views / 0 likes - added 9 years ago

U05_L2_T1_WE2 Graphing Linear Inequalities in Two Variables More free lessons at: http://www.khanacademy.org/video?v=FnrqBgot3jM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:33 Popular
Finding A Percentage | Decimals | Pre-Algebra | Khan Academy

1,242 views / 0 likes - added 8 years ago

Once again, fractions are our friends as we use them to find a percentage. You'll also see a couple of different ways to arrive at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimal
04:31 Popular
Number Patterns: Interpreting Relationships | Pre-Algebra | Khan Academy

1,529 views / 0 likes - added 8 years ago

Examining the points on a number line and interpreting the patterns to discover the relationships. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/number-patterns/e/vis
09:16 Popular
Adding/subtracting Negative Numbers | Pre-Algebra | Khan Academy

1,345 views / 0 likes - added 8 years ago

Adding and subtracting negative numbers Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/negatives-absolute-value-pre-alg/mult-div-negatives-pre-alg/v/multiplying-positive-and-negative-numbers?utm_source=YT&utm_medium=Desc&utm_campaign=
11:08 Popular
Algebra Basics: Solving Basic Equations Part 1 - Math Antics

2,530 views / 3 likes - added 8 years ago

Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Previous video: https://youtu.be/NybHckSEQBI Next video: https://youtu.be/Qyd_v3DGzTM This video shows students how to solve simple 1-st
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01:34 Popular
Solving Ratio Problems With Graph | Pre-Algebra | Khan Academy

1,874 views / 0 likes - added 8 years ago

In this example we'll plot points on the x and y axis to reflect the given ratios. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/ratios_and_proportions/e/solving-ratio-problems-wi
07:34 Popular
Hexadecimal Number System | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,086 views / 0 likes - added 8 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/decimal-to-binary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math
04:17 Popular
Introduction To Area And Unit Squares | Measurement | Pre-Algebra | Khan Academy

1,536 views / 0 likes - added 8 years ago

Cover figures with square units to find their area. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/measurement/area-basics/e/measuring-area-with-unit-squares?utm_source=YT&utm_medium=Desc&utm_campa
03:09 Popular
Simplifying Square Roots | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,758 views / 0 likes - added 8 years ago

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/radical-radicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.kh
03:52 Popular
Converting From Decimal To Binary | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,503 views / 0 likes - added 8 years ago

Watch the next lesson: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/alternate-number-bases/v/large-number-decimal-to-binary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanaca
05:04 Popular
Magdeburg Hemispheres- amazing alternate method- no pump // Homemade Science with Bruce Yeany

1,011 views / 0 likes - added 7 years ago

This Magdeburg Hemisphere is a popular demonstration of atmospheric pressure that usually requires a vacuum pump to remove the air from inside the sphere. A more impressive method that is simpler and less expensive can be to use a long plastic tube and a
06:14 Popular
How To Plot Inequalities On A Number Line | Pre-Algebra | Khan Academy

1,515 views / 0 likes - added 8 years ago

Learn how to graph an inequality on a number line to indicate which values make it true. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/greater-than-less-than/e/writin
02:07 Popular
Percentage Of A Whole Number | Decimals | Pre-Algebra | Khan Academy

1,506 views / 0 likes - added 8 years ago

We hope you're beginning to see that there's more than one way to skin a cat. In other words, there are several different ways to solve problems involving percentages, decimals, and fractions. Watch as find the percentage of a whole number. Watch the next
02:09
The Best Method for Removing Warts | Earth Lab

405 views / 0 likes - added 5 years ago

What's the best method to get rid of warts: dry freezing, just leaving them alone or... duct tape? Subscribe: http://bit.ly/SubscribeToEarthLab All the best Earth Lab videos http://bit.ly/EarthLabOriginals Best of BBC Earth videos http://bit.ly/TheBestOfB
05:05 Popular
Solving Ratio Problems With Tables Example 1 | Pre-Algebra | Khan Academy

872 views / 0 likes - added 8 years ago

We're displaying ratios in a table format here, and then asking: given a ratio, solve for equivalent ratios. Here are a few examples to practice on. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/r
04:16 Popular
Least Common Multiple Exercise | Factors And Multiples | Pre-Algebra | Khan Academy

1,131 views / 0 likes - added 8 years ago

We're practicing finding the least common multiple in these example exercises. We'll teach you the prime factorization approach which is a pretty nifty way to find the lcm (least common multiple). Practice this lesson yourself on KhanAcademy.org right now
03:31
How Method Keeps Its Soap Factory Eco-Friendly

528 views / 0 likes - added 4 years ago

Methods Soapbox is the first LEED platinum certified factory in the industry. The factory creates less waste, uses less energy, and provides better working conditions for its employees than other factories. When youre bottling 250,000 units of soap every
02:15
Solving and graphing linear inequalities in two variables 1

457 views / 0 likes - added 9 years ago

U05_L2_T1_we1 : Solving and graphing linear inequalities in two variables More free lessons at: http://www.khanacademy.org/video?v=EoCeL4SPIcA Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
01:48
Martha Shares Her New and Improved Method for Peeling Garlic | Cooking Tips | Martha Stewart

223 views / 0 likes - added 3 years ago

Peeling many cloves of garlic at once can be a tediousand pungenttask in the kitchen. While the payoff is worth it (who doesn't love oily garlic confit, garlic bread, or minced cloves mixed into pasta), it's rare to find a simple and inexpensive method fo
03:28 Popular
Inequality Word Problems | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,592 views / 0 likes - added 8 years ago

We're writing inequalities by using information from the word problems. Woohoo! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/greater-than-less-than/e/writing-numeric
04:07 Popular
Adding And Subtracting Negative Numbers | Pre-Algebra | Khan Academy

1,323 views / 0 likes - added 8 years ago

Learn how to add and subtract negative numbers. The problems solved in this video are 2 - 3 = -1 and -2 - 3 = -5 and -2 + 3 = 1 and 2 - (-3) = 5 and -2 - (-3). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pr
02:49 Popular
Percent Word Problem Example 2 | Decimals | Pre-Algebra | Khan Academy

1,166 views / 0 likes - added 8 years ago

It's nice to practice conversion problems, but how about applying our new knowledge of percentages to a real life problem like recycling? Hint: don't forget your long division! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanac
02:36 Popular
Number Patterns: Seeing Relationships | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,022 views / 0 likes - added 8 years ago

Laying the foundation for algebraic thinking by learning to recognize the relationships between patterns and graphing out those relationships. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applyin
06:20 Popular
Greatest Common Factor Explained | Factors And Multiples | Pre-Algebra | Khan Academy

1,164 views / 0 likes - added 8 years ago

Here's a nice explanation of least common factor (or least common divisor) along with a few practice example exercises. Let's roll. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/factors-multiples/
09:43 Popular
Exponent Rules Part 1 | Exponents, Radicals, And Scientific Notation | Pre-Algebra | Khan Academy

1,575 views / 0 likes - added 8 years ago

Introduction to exponent rules Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/exponents-radicals/exponent-properties/e/exponent_rules?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the
08:34 Popular
LCM And GCF Word Problems | Factors And Multiples | Pre-Algebra | Khan Academy

1,785 views / 1 likes - added 8 years ago

Here we have a couple of word problems--one searching for the least common multiple and the other for the greatest common factor. Just read them with us slowly and follow along. You'll get it. Practice this lesson yourself on KhanAcademy.org right now: ht
09:32
The Better Boarding Method Airlines Won't Use

410 views / 0 likes - added 5 years ago

Brought to you by Skillshare. If you liked the video sign up here: http://skl.sh/cgpgrey2 All boarding methods in full: https://www.youtube.com/watch?v=3e5Jn2gG8Eg Grey discusses making the video: https://www.youtube.com/watch?v=-fAUfiqGEkc&feature=yo
03:40 Popular
Multi-step Word Problem With Decimals And Subtraction | Pre-Algebra | Khan Academy

1,556 views / 0 likes - added 8 years ago

First visualize this word problem then use subtraction and multiplication of decimals and fractions to get at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topi
00:52 Popular
Reading Bar Charts: Basic Example | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,365 views / 0 likes - added 8 years ago

Let's start with this bar chart that brings back the days of Harry Potter! Putting our toes in the water on this one... Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-topic/
03:38 Popular
Math Patterns Example 1 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

710 views / 0 likes - added 8 years ago

Part of our exploration of math is learning to identify patterns among numbers. Can you see the pattern in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/math-patterns?utm_source=YT&utm_mediu
05:41 Popular
Math Patterns Example 2 | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

703 views / 0 likes - added 8 years ago

We continue to strengthen our skill in identifying patterns. This time we'll use a table to track the pattern. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/math-patterns?utm_source=YT&utm_medium=Desc&utm
02:27 Popular
Inequality Word Problem: One Variable | Applying Mathematical Reasoning | Pre-Algebra | Khan Academy

1,032 views / 0 likes - added 8 years ago

This time we're creating a variable to represent a number, and then writing an inequality. We're building on our knowledge. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/applying-math-reasoning-to
05:34 Popular
Multiplying Positive And Negative Numbers | Pre-Algebra | Khan Academy

1,371 views / 0 likes - added 8 years ago

Learn some rules of thumb for multiplying positive and negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithmetic/absolute-value/mult_div_negatives/e/multiplying_and_dividing_negative_numbers?
08:30 Popular
Multiplying And Dividing Negative Numbers | Pre-Algebra | Khan Academy

1,776 views / 0 likes - added 8 years ago

Multiplying and dividing negative numbers Watch the next lesson: https://www.khanacademy.org/math/arithmetic/absolute-value/abs_value_tutorial/v/absolute-value-and-number-lines?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous less

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