Search Results: "Linear Algebra: Least Squares Approximation"
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15:32
Linear Algebra: Least Squares Approximation
358 views / 0 likes  addedThe least squares approximation for otherwise unsolvable equations More free lessons at: http://www.khanacademy.org/video?v=MC7l96tW8V8

13:25
Linear Algebra: Another Least Squares Example
356 views / 0 likes  addedUsing least squares approximation to fit a line to points More free lessons at: http://www.khanacademy.org/video?v=QkepM8Vv3kw

18:50
Linear Algebra: Least Squares Examples
346 views / 0 likes  addedAn example using the least squares solution to an unsolvable system More free lessons at: http://www.khanacademy.org/video?v=8mAZYv5wIcE

15:46
Linear Algebra: Introduction to Linear Independence
254 views / 0 likes  addedLinear Algebra: Introduction to linear dependence and independence More free lessons at: http://www.khanacademy.org/video?v=CrV1xCWdYg

04:17
Introduction To Area And Unit Squares  Measurement  PreAlgebra  Khan Academy
267 views / 0 likes  addedCover figures with square units to find their area. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/measurement/areabasics/e/measuringareawithunitsquares?utm_source=YT&utm_medium=Desc&utm_campa

08:52
Linear Models Example 1  Algebra I  Khan Academy
326 views / 0 likes  addedLinear model for book reading Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/linearfunctionsmodeling/e/constructingandinterpretinglinearfunctions?u

08:23
Constructing Linear Functions Example 2  Algebra I  Khan Academy
229 views / 0 likes  addedLinear model for painting Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/linearfunctionsmodeling/e/constructinglinearfunctionswordproblems?utm_sour

06:35
Constructing Linear Functions Example 1  Algebra I  Khan Academy
326 views / 0 likes  addedLinear model for ice sheet thickness Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/linearfunctionsmodeling/e/constructinglinearfunctionswordproble

05:37
Linear Models Example 2  Algebra I  Khan Academy
256 views / 0 likes  addedMarbles and water in tank Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/linearfunctionsmodeling/e/constructingandinterpretinglinearfunctions?utm_s

03:12
Graphing Linear Functions Example 2  Algebra I  Khan Academy
299 views / 0 likes  addedGraphing equation for filling pool Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/linearfunctionsmodeling/e/graphinglinearfunctionswordproblems?utm

02:40
Interpreting Linear Formulas Example 1  Algebra I  Khan Academy
314 views / 0 likes  addedInterpreting a linear formula Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/interpreting_linear_functions/e/interpretingfeaturesoflinearfunctions?ut

05:30
Graphing Linear Functions Example 1  Algebra I  Khan Academy
263 views / 0 likes  addedLearn 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/twovarlinearequationsandintro

19:53
Linear Algebra  Matrix Transformations
125 views / 0 likes  addedMatrix multiplication and linear algebra explained with 3D animations.

02:35
Interpreting Linear Formulas Example 2  Algebra I  Khan Academy
252 views / 0 likes  addedLinear equation for file transfer Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/interpreting_linear_functions/e/interpretingfeaturesoflinearfunction

07:11
Graphing Solutions To Twovariable Linear Equations Example 2  Algebra I  Khan Academy
335 views / 0 likes  addedGraphing solutions to 2 variable linear equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/solutionstotwovarlinearequations/e/graphingsolutio

08:21
Twovariable Linear Equations And Their Graphs  Algebra I  Khan Academy
244 views / 0 likes  addedIntroduction to 2variable linear equations and their graphs Watch the next lesson: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/solutionstotwovarlinearequations/v/checkingorderedpairsolutionstoequatio

24:47
Linear Algebra: Parametric Representations of Lines
270 views / 0 likes  addedLinear Algebra: Parametric Representations of Lines in R2 and R3 More free lessons at: http://www.khanacademy.org/video?v=hWhs2cIj7Cw

07:08
Early Train Word Problem  Linear Equations  Algebra I  Khan Academy
335 views / 0 likes  addedFun word problem that is almost a brain teaser. Watch the next lesson: https://www.khanacademy.org/math/algebra/solvinglinearequationsandinequalities/Moreequationpractice/v/patternsinsequences1?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI

21:25
Linear Algebra: Showing that Inverses are Linear
314 views / 0 likes  addedShowing that inverse transformations are also linear More free lessons at: http://www.khanacademy.org/video?v=mr9Tow8hpCg

07:18
Origins Of Algebra  Introduction To Algebra  Algebra I  Khan Academy
340 views / 0 likes  addedWhere did the word "Algebra" and its underlying ideas come from? Watch the next lesson: https://www.khanacademy.org/math/algebra/introductiontoalgebra/overview_hist_alg/v/abstractness?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Algebra I on Kha

06:45
Algebra: Linear Equations 3
193 views / 0 likes  addedLinear equations with multiple variable and constant terms More free lessons at: http://www.khanacademy.org/video?v=ZnGbH2S0Dk

14:08
Small X Approximation For Large Kc
363 views / 0 likes  addedGuidelines and worked examples for using the small x approximation to solve equilibrium problems with large Kc values

07:00
Abstractness  Introduction To Algebra  Algebra I  Khan Academy
259 views / 0 likes  addedThe general idea behind the word 'abstract' Watch the next lesson: https://www.khanacademy.org/math/algebra/introductiontoalgebra/overview_hist_alg/v/thebeautyofalgebra?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Missed the previous lesson? h

09:40
Small X Approximation For Small Kc
398 views / 0 likes  addedWhen the small x approximation is useful for solving equilibrium problems, and an example using the small x approximation when Kc is small

06:55
What Are Variables, Expressions, And Equations?  Introduction To Algebra  Algebra I  Khan Academy
272 views / 0 likes  addedLearn what variables, expressions, and equations really are. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/introductiontoalgebra/feelforequationsandinequalit/e/dependentandindependentvariable

12:07
Algebra Basics: What Is Algebra?  Math Antics
382 views / 0 likes  addedThe first video in the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1NG Next video: https://youtu.be/l3XzepN03KQ This video gives an overview of Algebra and introduces the concepts of unknown value
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07:28
Algebra: Linear Equations 1
215 views / 0 likes  addedequations of the form AX=B More free lessons at: http://www.khanacademy.org/video?v=bAerID24QJ0

06:07
Algebra: Linear Equations 2
206 views / 0 likes  addedsolving equations of the form AX+B=C More free lessons at: http://www.khanacademy.org/video?v=DopnmxeMts

03:09
Equivalent Expressions To Differences Of Squares
249 views / 0 likes  addedEquivalent expressions to differences of squares

05:50
Factoring Difference Of Squares Exercise Example
323 views / 0 likes  addedFactoring difference of squares exercise example

04:54
Multiplying Binomials To Get Difference Of Squares
259 views / 0 likes  addedMultiplying binomials to get difference of squares

25:34
Linear Algebra: Vector Examples
266 views / 0 likes  addedVisually understanding basic vector operations More free lessons at: http://www.khanacademy.org/video?v=r4bH66vYjss

10:01
Linear Algebra: 3x3 Determinant
352 views / 0 likes  addedDeterminants: Finding the determinant of a 3x3 matrix More free lessons at: http://www.khanacademy.org/video?v=0c7dt2SQfLw

18:40
Linear Algebra: nxn Determinant
335 views / 0 likes  addedDefining the determinant for nxn matrices. An exampled of a 4x4 determinant. More free lessons at: http://www.khanacademy.org/video?v=H9BWRYJNIv4

12:07
Linear Algebra: Transpose of a Vector
317 views / 0 likes  addedTranspose of a column vector. Matrixmatrix products using vectors More free lessons at: http://www.khanacademy.org/video?v=lSoaMCNKfAg

22:08
Linear Algebra: Orthogonal Complements
356 views / 0 likes  addedOrthogonal Complements as subspaces. More free lessons at: http://www.khanacademy.org/video?v=QOTjdgmNqlg

19:00
Linear Algebra: Basis of a Subspace
291 views / 0 likes  addedUnderstanding the definition of a basis of a subspace More free lessons at: http://www.khanacademy.org/video?v=zntNi3ybfQ

17:26
Linear Algebra: Projections onto Subspaces
379 views / 0 likes  addedProjections onto subspaces More free lessons at: http://www.khanacademy.org/video?v=5B8XluiqdHM

08:37
Linear Algebra: Transpose of a Matrix
336 views / 0 likes  addedTranspose of a matrix More free lessons at: http://www.khanacademy.org/video?v=2t0003_sxtU

14:10
Linear Algebra: Determinant of Transpose
354 views / 0 likes  addedProof by induction that transposing a matrix does not change its determinant More free lessons at: http://www.khanacademy.org/video?v=xGV2v0dRNE

08:41
Linear Algebra: Transposes of sums and inverses
334 views / 0 likes  addedTransposes of sums and inverses More free lessons at: http://www.khanacademy.org/video?v=Br_8t58mdeI

17:55
Linear Algebra: Change of Basis Matrix
368 views / 0 likes  addedUsing 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
360 views / 0 likes  addedLooking 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

09:03
Linear Algebra: Determinants along other rows/cols
335 views / 0 likes  addedFinding the determinant by going along other rows or columns More free lessons at: http://www.khanacademy.org/video?v=nu87kfmwNfU

23:19
Linear Algebra: Rowspace and Left Nullspace
346 views / 0 likes  addedRowspace and Left Nullspace More free lessons at: http://www.khanacademy.org/video?v=qBfc57x_RSg

07:18
Linear Algebra: Rule of Sarrus of Determinants
354 views / 0 likes  addedA alternative "short cut" for calculating 3x3 determinants (Rule of Sarrus) More free lessons at: http://www.khanacademy.org/video?v=4xFIi0JF2AM

19:24
Linear Algebra: The GramSchmidt Process
343 views / 0 likes  addedFinding an orthonormal basis for a subspace using the GramSchmidt Process More free lessons at: http://www.khanacademy.org/video?v=rHonltF77zI

13:14
Linear Algebra: GramSchmidt Process Example
348 views / 0 likes  addedUsing GramSchmidt to find an orthonormal basis for a plane in R3 More free lessons at: http://www.khanacademy.org/video?v=tu1GPtfsQ7M

16:55
Linear Algebra: Determinant when row is added
342 views / 0 likes  addedThe 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

07:43
Linear Algebra: Introduction to Eigenvalues and Eigenvectors
361 views / 0 likes  addedWhat eigenvectors and eigenvalues are and why they are interesting More free lessons at: http://www.khanacademy.org/video?v=PhfbEr2btGQ

18:14
Linear Algebra: Matrix Product Examples
348 views / 0 likes  addedExample of taking the product of two matrices More free lessons at: http://www.khanacademy.org/video?v=x1z0hOyjapU

08:19
Linear Algebra: Duplicate Row Determinant
382 views / 0 likes  addedDeterminant of a matrix with duplicate rows More free lessons at: http://www.khanacademy.org/video?v=gYv8sttBIqs

18:53
Linear Algebra: Vector Triangle Inequality
281 views / 0 likes  addedProving the triangle inequality for vectors in Rn More free lessons at: http://www.khanacademy.org/video?v=PsNidCBr5II

18:54
Linear Algebra: Introduction to the inverse of a function
333 views / 0 likes  addedIntroduction to the inverse of a function More free lessons at: http://www.khanacademy.org/video?v=eAzhBZgq28

10:25
Linear Algebra: Determinant after row operations
331 views / 0 likes  addedWhat happens to the determinant when we perform a row operation More free lessons at: http://www.khanacademy.org/video?v=kpG7xySkivg

15:47
Linear Algebra: Cross Product Introduction
264 views / 0 likes  addedIntroduction to the cross product More free lessons at: http://www.khanacademy.org/video?v=pJzmiywagfY

08:07
Linear Algebra: Upper Triangular Determinant
365 views / 0 likes  addedThe determinant of an upper triangular matrix More free lessons at: http://www.khanacademy.org/video?v=VX7K8iqoiRc

14:34
Linear Algebra: Finding Eigenvectors and Eigenspaces example
393 views / 0 likes  addedFinding the eigenvectors and eigenspaces of a 2x2 matrix More free lessons at: http://www.khanacademy.org/video?v=3xfmbdzkqc

20:00
Linear Algebra: Matrix condition for onetoone trans
370 views / 0 likes  addedShowing that the rank of the of an mxn transformation matrix has to be an for the transformation to be onetoone (injective) More free lessons at: http://www.khanacademy.org/video?v=M3FuL9qKTBs

09:13
Linear Algebra: Simpler 4x4 determinant
364 views / 0 likes  addedCalculating a 4x4 determinant by putting in in upper triangular form first. More free lessons at: http://www.khanacademy.org/video?v=QV0jsTiobU4

13:04
Linear Algebra: Subspace Projection Matrix Example
430 views / 0 likes  addedExample of a transformation matrix for a projection onto a subspace More free lessons at: http://www.khanacademy.org/video?v=QTcSBB3uVP0

14:08
Linear Algebra: Eigenvalues of a 3x3 matrix
355 views / 0 likes  addedDetermining the eigenvalues of a 3x3 matrix More free lessons at: http://www.khanacademy.org/video?v=11dNghWC4HI

06:37
Linear Algebra: Simplifying conditions for invertibility
319 views / 0 likes  addedShowing 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

21:38
Linear Algebra: Determinant and area of a parallelogram
447 views / 0 likes  addedRealizing 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=nS63_goDFg

20:10
Linear Algebra: Determinant as Scaling Factor
386 views / 0 likes  addedViewing the determinant of the transformation matrix as a scaling factor of regions More free lessons at: http://www.khanacademy.org/video?v=g3MqSdO5Ubc

06:22
Linear Algebra: Example of Finding Matrix Inverse
333 views / 0 likes  addedExample 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
339 views / 0 likes  addedFiguring out the formula for a 2x2 matrix. Defining the determinant. More free lessons at: http://www.khanacademy.org/video?v=eEUK_ThrHuQ

08:50
Linear Algebra: Transpose of a Matrix Product
339 views / 0 likes  addedTaking 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
348 views / 0 likes  addedUnderstanding alternate coordinate systems More free lessons at: http://www.khanacademy.org/video?v=uvgru6FcyxU

02:35
Checking Ordered Pair Solutions To Equations Example 1  Algebra I  Khan Academy
316 views / 0 likes  addedChecking ordered pair solutions to equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/solutionstotwovarlinearequations/e/plugging_in_values?ut

02:27
Checking Ordered Pair Solutions To Equations Example 2  Algebra I  Khan Academy
264 views / 0 likes  addedSecond example of ordered pair solutions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/solutionstotwovarlinearequations/e/plugging_in_values?utm_so

15:28
Linear Algebra: Coordinates with respect to orthonormal bases
428 views / 0 likes  addedSeeing that orthonormal bases make for good coordinate systems More free lessons at: http://www.khanacademy.org/video?v=SWbis2zWIvo

13:20
Linear Algebra: Determinant when row multiplied by scalar
338 views / 0 likes  addedThe determinant when a row is multiplied by a scalar More free lessons at: http://www.khanacademy.org/video?v=32rdijPBrA

02:52
Linear Algebra: (correction) scalar muliplication of row
419 views / 0 likes  addedCorrection 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

13:57
Linear Algebra: GramSchmidt example with 3 basis vectors
385 views / 0 likes  addedGramSchmidt example with 3 basis vectors More free lessons at: http://www.khanacademy.org/video?v=ZRRG386v6DI

09:19
Linear Algebra: Proof of formula for determining Eigenvalues
379 views / 0 likes  addedProof of formula for determining Eigenvalues More free lessons at: http://www.khanacademy.org/video?v=rfm0wQObxjk

05:39
Linear Algebra: Example solving for the eigenvalues of a 2x2 matrix
379 views / 0 likes  addedExample solving for the eigenvalues of a 2x2 matrix More free lessons at: http://www.khanacademy.org/video?v=pZ6mMVEE89g

16:34
Linear Algebra: Exploring the solution set of Ax=b
338 views / 0 likes  addedExploring the solution set of Ax=b (non homogeneous equations) More free lessons at: http://www.khanacademy.org/video?v=1PsNIzUJPkc

15:34
Linear Algebra: Eigenvectors and Eigenspaces for a 3x3 matrix
340 views / 0 likes  addedEigenvectors and eigenspaces for a 3x3 matrix More free lessons at: http://www.khanacademy.org/video?v=3Md5KCCQX0

18:00
Linear Algebra: Deriving a method for determining inverses
341 views / 0 likes  addedDetermining a method for constructing inverse transformation matrices More free lessons at: http://www.khanacademy.org/video?v=6DpzCKJBsz0

04:26
Shared Binomial Factor Between Perfect Square And Difference Of Squares
366 views / 0 likes  addedShared binomial factor between perfect square and difference of squares

14:26
Sum of Squares of Polynomial Roots
223 views / 0 likes  addedSum of Squares of Polynomial Roots (Newton Sums) More free lessons at: http://www.khanacademy.org/video?v=bbeWLtarzrE

13:09
Linear Algebra: Showing that an eigenbasis makes for good coordinate systems
344 views / 0 likes  addedShowing that an eigenbasis makes for good coordinate systems More free lessons at: http://www.khanacademy.org/video?v=C2PC9185gIw

05:02
Positive And Negative Slope  Algebra I  Khan Academy
321 views / 0 likes  addedPositive and negative slope Watch the next lesson: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/slope/v/similartrianglestoprovethattheslopeisconstantforaline?utm_source=YT&utm_medium=Desc&utm_campaign

07:39
ANOVA 1  Calculating SST (Total Sum of Squares)
372 views / 0 likes  addedAnalysis of Variance 1  Calculating SST (Total Sum of Squares) More free lessons at: http://www.khanacademy.org/video?v=EFdlFoHI_0I

01:49
Factoring difference of squares
258 views / 0 likes  addedu12_l2_t2_we2 Factoring difference of squares More free lessons at: http://www.khanacademy.org/video?v=tvnOWIoeeaU Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

05:09
Converting From Slopeintercept To Standard Form  Algebra I  Khan Academy
362 views / 0 likes  addedConverting from slopeintercept to standard form Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/standardform/e/converting_between_slope_intercept_and_st

13:20
ANOVA 2  Calculating SSW and SSB (Total Sum of Squares Within and Between).avi
371 views / 0 likes  addedAnalysis of Variance 2  Calculating SSW and SSB (Total Sum of Squares Within and Between).avi More free lessons at: http://www.khanacademy.org/video?v=j9ZPMlVHJVs

03:04
How To Create A Function From An Equation (example)  Functions  Algebra I  Khan Academy
252 views / 0 likes  addedSal 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/algebrafunctions/functions

01:40
How To Match Function Input To Output Given The Formula (example)  Algebra I  Khan Academy
237 views / 0 likes  addedSal 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/algebrafunctions/functioninputsandoutputs/e/functions_matching_inputs_outputs?utm_

01:07
How To Match Function Input To Output Given The Graph (example)  Algebra I  Khan Academy
264 views / 0 likes  addedSal 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/algebrafunctions/functioninputsandoutputs/e/functions_matching_inputs_outputs?utm_so

02:34
Converting From Standard Form To Slopeintercept Form  Algebra I  Khan Academy
382 views / 0 likes  addedStandard form to slopeintercept form Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/standardform/e/slopefromanequationinstandardform?utm_source=Y

03:24
How To Interpret An Expression With Function Notation  Functions  Algebra I  Khan Academy
255 views / 0 likes  addedSal 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/algebrafunctions/interpretingfunctionnotation/e/functionnota

02:36
How To Interpret An Expression With Function Notation  Functions  Algebra I  Khan Academy
320 views / 0 likes  addedSal 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/algebrafunctions/interpretingfunctionnotation

10:24
Alphamagic vs Letterwise Magic Squares
213 views / 0 likes  addedBehold! Another slightly disappointing magic square. Free tickets for my patreon supporters! https://www.patreon.com/posts/freeticketsto9603456 PreOrder the DVD/download: https://shop.festivalofthespokennerd.com/collections/frontpage/products/58b6b63a

09:27
Linear Algebra: dim(V) + dim(orthogonoal complelent of V)=n
342 views / 0 likes  addedShowing 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

12:14
Algebra Basics: Exponents In Algebra  Math Antics
356 views / 0 likes  addedPart of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1NG 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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11:14
Linear Algebra: Rank(A) = Rank(transpose of A)
410 views / 0 likes  addedRank(A) = Rank(transpose of A) More free lessons at: http://www.khanacademy.org/video?v=tqqVOWm9YsU

01:31
Filling Rectangles With Squares  Geometry  Early Math  Khan Academy
339 views / 0 likes  addedLearn how to fill rectangles with squares. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/earlymath/ccearlymathgeometrytopic/ccearlymathfractionsofshapes/e/fillingrectangleswithsamesizedsquares?

08:15
Linear, Quadratic, and Exponential Models
422 views / 0 likes  addedLinear, Quadratic, and Exponential Models

04:59
Interpreting Visual Linear Inequality
222 views / 0 likes  addedInterpreting visual linear inequality

03:42
Understanding Linear Inequality With Two Variables
216 views / 0 likes  addedUnderstanding linear inequality with two variables

02:22
Setting Up A Linear Inequality In Two Variables
217 views / 0 likes  addedSetting up a linear inequality in two variables

08:07
Standard Form For Linear Equations
278 views / 0 likes  addedStandard form for linear equations

04:20
Analyzing Two Variable Linear Inequality
371 views / 0 likes  addedAnalyzing two variable linear inequality

08:02
3variable linear equations (part 1)
309 views / 0 likes  addedVisual intuition of a 3variable linear equation.

07:25
Domain And Range For Piecewise Linear Function
421 views / 0 likes  addedDomain and range for piecewise linear function

04:12
Constraining Solutions To Two Variable Linear Inequalities
393 views / 0 likes  addedConstraining solutions to two variable linear inequalities

13:53
Linear Transformations
330 views / 0 likes  addedIntroduction to linear transformations More free lessons at: http://www.khanacademy.org/video?v=4PCktDZJH8E

23:29
Linear Subspaces
228 views / 0 likes  addedIntroduction to linear subspaces of Rn More free lessons at: http://www.khanacademy.org/video?v=pMFv6liWK4M

17:38
More on linear independence
254 views / 0 likes  addedMore examples determining linear dependence or independence. More free lessons at: http://www.khanacademy.org/video?v=Alhcv5d_XOs

11:49
Linear Function Graphs
204 views / 0 likes  addedLinear Function Graphs More free lessons at: http://www.khanacademy.org/video?v=EmTvdKkAUtE

02:42
Basic Linear Function
225 views / 0 likes  addedU03_L2_T4_we1 : Basic Linear Function Content provided by TheNROCproject.org  (c) Monterey Institute for Technology and Education

12:21
Compositions of Linear Transformations 1
330 views / 0 likes  addedIntroduction to compositions of Linear Transformations More free lessons at: http://www.khanacademy.org/video?v=f_DTiXZpb8M

02:42
Graphing linear inequalities in two variables 2 (old and redone in newer video)
201 views / 0 likes  addedU05_L2_T1_we2 : Graphing linear inequalities in two variables

20:35
Linear Combinations and Span
237 views / 0 likes  addedUnderstanding linear combinations and spans of vectors More free lessons at: http://www.khanacademy.org/video?v=Qm_OS8COwU

10:09
Linear Equations in Standard Form
241 views / 0 likes  addedLinear Equations in Standard Form More free lessons at: http://www.khanacademy.org/video?v=BaQXFstxCMo

08:30
Solving Linear Systems by Graphing
219 views / 0 likes  addedSolving Linear Systems by Graphing More free lessons at: http://www.khanacademy.org/video?v=5a6zpfl50go

09:21
Solving Linear Systems by Substitution
196 views / 0 likes  addedSolving Linear Systems by Substitution More free lessons at: http://www.khanacademy.org/video?v=V7H1oUHXPkg

15:18 Popular
Special Types of Linear Systems
929 views / 0 likes  addedSpecial Types of Linear Systems More free lessons at: http://www.khanacademy.org/video?v=5qkyuHIE2GM

02:38
Graphing Linear Equations — Harder Example  Math  New SAT  Khan Academy
304 views / 0 likes  addedWatch Sal work through a harder Graphing linear equations problem. Watch the next lesson: https://www.khanacademy.org/testprep/newsat/newsatmath/newsatheartofalgebra/v/satmathh3easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the

17:04
Matrix Vector Products as Linear Transformations
413 views / 0 likes  addedMatrix Vector Products as Linear Transformations More free lessons at: http://www.khanacademy.org/video?v=ondmopWLiEg

17:52
Linear Transformation Examples: Rotations in R2
336 views / 0 likes  addedLinear Transformation Examples: Rotations in R2 More free lessons at: http://www.khanacademy.org/video?v=lPWfIq5DzqI

14:58
Linear Equations in Slope Intercept Form
238 views / 0 likes  addedLinear Equations in Slope Intercept Form More free lessons at: http://www.khanacademy.org/video?v=5fkh01mClLU

09:39
Linear Equations in Point Slope Form
227 views / 0 likes  addedLinear Equations in Point Slope Form More free lessons at: http://www.khanacademy.org/video?v=zqCokP2vDGo

02:55
Linear Equation Word Problems — Basic Example  Math  New SAT  Khan Academy
459 views / 0 likes  addedWatch Sal work through a basic Linear equations word problem. Watch the next lesson: https://www.khanacademy.org/testprep/newsat/newsatmath/newsatheartofalgebra/v/satmathh2easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the prev

17:32
Linear Transformations as Matrix Vector Products
409 views / 0 likes  addedShowing how ANY linear transformation can be represented as a matrix vector product More free lessons at: http://www.khanacademy.org/video?v=PErhLkQcpZ8

16:16
Lin Alg: A Projection onto a Subspace is a Linear Transforma
371 views / 0 likes  addedShowing that a projection onto a subspace is a linear transformation More free lessons at: http://www.khanacademy.org/video?v=cTyNpXB92bQ

05:26
Factors And Divisibility In Algebra
253 views / 0 likes  addedFactors and divisibility in algebra

11:59
Generalized Linear Consumption Function
205 views / 0 likes  addedGeneralizing a linear consumption function as a function of aggregate income More free lessons at: http://www.khanacademy.org/video?v=N44RZtJ4jj4

10:29
Algebra Basics: Solving 2Step Equations  Math Antics
502 views / 1 likes  addedThere was a confusing example in the original video. This is the updated version. This video shows students how to solve 2step Algebra equations involving one addition or subtraction and one multiplication or division. Part of the Algebra Basics Series:

11:35
Null Space 3: Relation to Linear Independence
304 views / 0 likes  addedUnderstanding 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

06:17
Solving Percent Problems  Decimals  PreAlgebra  Khan Academy
325 views / 0 likes  addedWe'll use algebra to solve this percent problem. Watch the next lesson: https://www.khanacademy.org/math/prealgebra/decimalsprealg/percentwordprobsprealg/v/solvingpercentproblems2?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the

12:49
Scientific Notation Examples  PreAlgebra  Khan Academy
301 views / 0 likes  addedMore scientific notation examples Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/scientificnotation/e/scientific_notation?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra W

03:03
Introduction To Exponents  PreAlgebra  Khan Academy
310 views / 0 likes  addedTaking 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
Introduction To Perimeter  Measurement  PreAlgebra  Khan Academy
253 views / 0 likes  addedFind perimeter by adding sidelengths of various figures. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/measurement/perimeter/e/perimeter_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Wa

09:45
2nd Order Linear Homogeneous Differential Equations 1
270 views / 0 likes  addedIntroduction to 2nd order, linear, homogeneous differential equations with constant coefficients. More free lessons at: http://www.khanacademy.org/video?v=UFWAu8Ptth0

05:27
Converting Directly From Binary To Hexadecimal  PreAlgebra  Khan Academy
262 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/exponentsradicals/Worldofexponents/v/exponentswarmup?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/prealgebra/app

04:58
Exploring linear relationships
285 views / 0 likes  addedU03_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
196 views / 0 likes  addedU03_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

05:45
NonLinear Systems of Equations 1
181 views / 0 likes  addedU10_L2_T2_we1 NonLinear 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
NonLinear Systems of Equations 2
183 views / 0 likes  addedU10_L2_T2_we2 NonLinear 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
NonLinear Systems of Equations 3
224 views / 0 likes  addedU10_L2_T2_we3 NonLinear 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

15:09
Sums and Scalar Multiples of Linear Transformations
335 views / 0 likes  addedSums 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
Introduction To Scientific Notation  PreAlgebra  Khan Academy
376 views / 0 likes  addedIntroduction to scientific notation. An indepth discussion about why and how scientific notation is used. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/scientificnotation/e/sc

09:17
Unit Conversion Within The Metric System  PreAlgebra  Khan Academy
300 views / 0 likes  addedMetric unit conversion Watch the next lesson: https://www.khanacademy.org/math/prealgebra/ratesandratios/metricsystemtutorial/v/convertingwithinthemetricsystem?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? http

09:35 Popular
Algebra Basics: Solving Basic Equations Part 2  Math Antics
813 views / 0 likes  addedPart of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1NG Previous video: https://youtu.be/l3XzepN03KQ Next video: Coming Soon This video shows students how to solve simple 1step Algebra equati

03:36
Approximating Irrational Number Exercise Example  PreAlgebra  Khan Academy
289 views / 0 likes  addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/orderofoperations/rationalirrationalnumbers/e/approximatingirrationalnumbers?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex

10:00
Introduction To Number Systems And Binary  PreAlgebra  Khan Academy
262 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/hexadecimalnumbersystem?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.

03:43
Converting From Decimal To Hexadecimal Representation  PreAlgebra  Khan Academy
267 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/binaryaddition?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/p

06:56
Exponents And Powers Of Zero Patterns  PreAlgebra  Khan Academy
332 views / 0 likes  addedNow 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/prealgebra

03:33
Finding A Percentage  Decimals  PreAlgebra  Khan Academy
344 views / 0 likes  addedOnce 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/prealgebra/decimal

03:00
Inverse Property Of Addition  Arithmetic Properties  PreAlgebra  Khan Academy
373 views / 0 likes  addedThe simple idea that a number plus its negative is 0 Watch the next lesson: https://www.khanacademy.org/math/prealgebra/orderofoperations/arithmetic_properties/v/inversepropertyofmultiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra M

08:13
Prime Numbers  Factors And Multiples  PreAlgebra  Khan Academy
316 views / 0 likes  addedWhat 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

03:20
Graphing linear inequalities in two variables 3
184 views / 0 likes  addedU05_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
183 views / 0 likes  addedU05_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

05:20
Order Of Operations: PEMDAS  Arithmetic Properties  PreAlgebra  Khan Academy
305 views / 0 likes  addedWork 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/prealgebra/orderofoperations/order_of_operations/e/order_of_operations

04:20
Dividing A Whole Number By A Decimal  Decimals  PreAlgebra  Khan Academy
347 views / 1 likes  addedWhen dividing a whole number by a decimal, you're going to need to change that decimal into a whole number. How? We'll show you. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/decimalsprealg/divi

02:48
Adding In Binary  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
378 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/binarymultiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/

07:51
Volume: How To Measure It  Measurement  PreAlgebra  Khan Academy
309 views / 0 likes  addedVolume 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

01:34
Solving Ratio Problems With Graph  PreAlgebra  Khan Academy
334 views / 0 likes  addedIn 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/prealgebra/ratesandratios/ratios_and_proportions/e/solvingratioproblemswi

02:07
Percentage Of A Whole Number  Decimals  PreAlgebra  Khan Academy
243 views / 0 likes  addedWe 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

02:04
Ratio Word Problem: Boys To Girls  PreAlgebra  Khan Academy
288 views / 0 likes  addedIn this example, we are given a ratio and then asked to apply that ratio to solve a problem. No problem! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/ratesandratios/ratios_and_proportions/e/rat

05:05
Solving Ratio Problems With Tables Example 1  PreAlgebra  Khan Academy
241 views / 0 likes  addedWe'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/prealgebra/r

06:14
How To Plot Inequalities On A Number Line  PreAlgebra  Khan Academy
316 views / 0 likes  addedLearn 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/prealgebra/applyingmathreasoningtopic/greaterthanlessthan/e/writin

04:31
Number Patterns: Interpreting Relationships  PreAlgebra  Khan Academy
282 views / 0 likes  addedExamining 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/prealgebra/applyingmathreasoningtopic/numberpatterns/e/vis

11:08 Popular
Algebra Basics: Solving Basic Equations Part 1  Math Antics
847 views / 1 likes  addedPart of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1NG Previous video: https://youtu.be/NybHckSEQBI Next video: https://youtu.be/Qyd_v3DGzTM This video shows students how to solve simple 1st
Featured 
09:16
Adding/subtracting Negative Numbers  PreAlgebra  Khan Academy
365 views / 0 likes  addedAdding and subtracting negative numbers Watch the next lesson: https://www.khanacademy.org/math/prealgebra/negativesabsolutevalueprealg/multdivnegativesprealg/v/multiplyingpositiveandnegativenumbers?utm_source=YT&utm_medium=Desc&utm_campaign=

07:34
Hexadecimal Number System  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
345 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/decimaltobinary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math

04:07
Adding And Subtracting Negative Numbers  PreAlgebra  Khan Academy
333 views / 0 likes  addedLearn 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

02:15
Solving and graphing linear inequalities in two variables 1
210 views / 0 likes  addedU05_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

03:09
Simplifying Square Roots  Exponents, Radicals, And Scientific Notation  PreAlgebra  Khan Academy
416 views / 0 likes  addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/radicalradicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.kh

03:52
Converting From Decimal To Binary  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
348 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/largenumberdecimaltobinary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanaca

02:49
Percent Word Problem Example 2  Decimals  PreAlgebra  Khan Academy
296 views / 0 likes  addedIt'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

04:16
Least Common Multiple Exercise  Factors And Multiples  PreAlgebra  Khan Academy
323 views / 0 likes  addedWe'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

09:43
Exponent Rules Part 1  Exponents, Radicals, And Scientific Notation  PreAlgebra  Khan Academy
352 views / 0 likes  addedIntroduction to exponent rules Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/exponentproperties/e/exponent_rules?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the

03:28
Inequality Word Problems  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
373 views / 0 likes  addedWe'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/prealgebra/applyingmathreasoningtopic/greaterthanlessthan/e/writingnumeric

06:20
Greatest Common Factor Explained  Factors And Multiples  PreAlgebra  Khan Academy
267 views / 0 likes  addedHere'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/prealgebra/factorsmultiples/

03:38
Math Patterns Example 1  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
308 views / 0 likes  addedPart 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/mathpatterns?utm_source=YT&utm_mediu

05:41
Math Patterns Example 2  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
319 views / 0 likes  addedWe 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/mathpatterns?utm_source=YT&utm_medium=Desc&utm

02:36
Number Patterns: Seeing Relationships  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
310 views / 0 likes  addedLaying 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/prealgebra/applyin

10:13
Squared Squares  Numberphile
199 views / 0 likes  addedFeaturing Dr James Grime. More links & stuff in full description below ↓↓↓ Extra footage from this interview: https://youtu.be/I0peG_kRE4 Blog post about the old photo: http://www.bradyharanblog.com/blog/thesquaredsquare Check out http://www.squaring.n

01:18
Why Are Triangles Stronger Than Squares?
639 views / 1 likes  addedOne shape is clearly superior and thus commonly used in construction and engineering, but why? HOW TO BUILD EVERYTHING Wednesdays 10/9c on Science http://www.sciencechannel.com/tvshows/howtobuildeverything/ Subscribe to Science Channel: http://bit.ly/
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00:52
Reading Bar Charts: Basic Example  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
282 views / 0 likes  addedLet'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/prealgebra/applyingmathreasoningtopic/

08:34
LCM And GCF Word Problems  Factors And Multiples  PreAlgebra  Khan Academy
346 views / 1 likes  addedHere we have a couple of word problemsone 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

03:40
Multistep Word Problem With Decimals And Subtraction  PreAlgebra  Khan Academy
356 views / 0 likes  addedFirst 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/prealgebra/applyingmathreasoningtopi

02:27
Inequality Word Problem: One Variable  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
285 views / 0 likes  addedThis 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/prealgebra/applyingmathreasoningto

05:34
Multiplying Positive And Negative Numbers  PreAlgebra  Khan Academy
301 views / 0 likes  addedLearn 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/absolutevalue/mult_div_negatives/e/multiplying_and_dividing_negative_numbers?

08:30
Multiplying And Dividing Negative Numbers  PreAlgebra  Khan Academy
342 views / 0 likes  addedMultiplying and dividing negative numbers Watch the next lesson: https://www.khanacademy.org/math/arithmetic/absolutevalue/abs_value_tutorial/v/absolutevalueandnumberlines?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous less

03:21
Rational Number Word Problem With Fractions  PreAlgebra  Khan Academy
333 views / 0 likes  addedWord problems force us to put concepts to work using realworld applications. In this example, determine the volume of frozen water and express the answer as a fraction. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.o

10:10
IIT JEE Hairy Trig and Algebra (part 1)
389 views / 0 likes  added2010 Paper 1 problem 38 Hairy Trig and Algebra.avi More free lessons at: http://www.khanacademy.org/video?v=dOxXl_6BDQc

09:50
Adding And Subtracting Fractions  Fractions  PreAlgebra  Khan Academy
452 views / 1 likes  addedHow to add and subtract fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/fractionsunlikedenomprealg/e/adding_fractions?utm_source=YT&utm_medium=Desc&utm_campaign=PreA

03:53
Plotting Basic Fractions On The Number Line  Fractions  PreAlgebra  Khan Academy
380 views / 0 likes  addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/understandingfractionsprealg/e/fractions_on_the_number_line_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex

47:36
Completing the square  Live algebra lesson
235 views / 0 likes  addedDo you need help with your algebra homework? Send photos of any problems you need help with to LiveStream@MathMeeting.com. Today I am focusing on solving quadratic equations by completing the square. I will help you live right here on this live stream :)

09:54
IIT JEE Hairy Trig and Algebra (Part 2)
348 views / 0 likes  added2010 IIT JEE Paper 1 #38 Hairy Trig and Algebra (Part 2) More free lessons at: http://www.khanacademy.org/video?v=6t9ogglXNIM

06:28
IIT JEE Hairy Trig and Algebra (Part 3)
350 views / 0 likes  added2010 IIT JEE Paper 1 #38 Hairy Trig and Algebra (Part 3) More free lessons at: http://www.khanacademy.org/video?v=KVRpXvrsSKM

04:51
Cube Root Of A Nonperfect Cube  PreAlgebra  Khan Academy
342 views / 0 likes  addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/cuberoottutorial/e/cube_roots?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.khanacadem

05:51
Equivalent Fractions  Fractions  PreAlgebra  Khan Academy
352 views / 0 likes  addedIntroduces the concept of equivalent fractions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/equivalentfractionsprealg/e/equivalent_fractions?utm_source=YT&utm_medium=Desc&utm

04:33
Multiplying Negative And Positive Fractions  Fractions  PreAlgebra  Khan Academy
345 views / 0 likes  addedSee examples of multiplying and dividing fractions with negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/multiplyingfractionsprealg/e/multiplying_fractions?utm_
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