Search Results: "Lin Alg: A Projection onto a Subspace is a Linear Transforma"
All Most Recent Most Viewed-
16:16
Lin Alg: A Projection onto a Subspace is a Linear Transforma
688 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
-
09:05 Popular
Linear Alg: Projection is closest vector in subspace
714 views / 0 likes - addedShowing that the projection of x onto a subspace is the closest vector in the subspace to x More free lessons at: http://www.khanacademy.org/video?v=b269qpILOpk
-
06:42
Lin Alg: Finding projection onto subspace with orthonormal basis example
666 views / 0 likes - addedExample of finding the transformation matrix for the projection onto a subspace with an orthonormal basis More free lessons at: http://www.khanacademy.org/video?v=SUoqA9srY1Q
-
21:36 Popular
Lin Alg: Another Example of a Projection Matrix
1,162 views / 0 likes - addedFiguring out the transformation matrix for a projection onto a subspace by figuring out the matrix for the projection onto the subspace's orthogonal complement first More free lessons at: http://www.khanacademy.org/video?v=XhCSHu6dHb8
-
13:04 Popular
Linear Algebra: Subspace Projection Matrix Example
774 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
-
27:01 Popular
Lin Alg: Representing vectors in Rn using subspace members
1,094 views / 0 likes - addedShowing that any member of Rn can be represented as a unique sum of a vector in subspace V and a vector in the orthogonal complement of V. More free lessons at: http://www.khanacademy.org/video?v=M6lFqkqvUgo
-
09:28
Linear Alg: Visualizing a projection onto a plane
662 views / 0 likes - addedVisualizing a projection onto a plane. Showing that the old and new definitions of projections aren't that different. More free lessons at: http://www.khanacademy.org/video?v=uWbZlJURkfA
-
19:00
Linear Algebra: Basis of a Subspace
580 views / 0 likes - addedUnderstanding the definition of a basis of a subspace More free lessons at: http://www.khanacademy.org/video?v=zntNi3-ybfQ
-
03:27 Popular
Lin Alg: Orthogonal Complement of the Nullspace
732 views / 0 likes - addedThe orthogonal complement of the nullspace and left nullspace. More free lessons at: http://www.khanacademy.org/video?v=LE_aQAur7nI
-
19:50
Lin Alg: Visualizations of Left Nullspace and Rowspace
640 views / 0 likes - addedRelationship between left nullspace, rowspace, column space and nullspace. More free lessons at: http://www.khanacademy.org/video?v=GW8ZPjGlk24
-
13:34
Lin Alg: Invertible Change of Basis Matrix
650 views / 0 likes - addedUsing an invertible change of basis matrix to go between different coordinate systems More free lessons at: http://www.khanacademy.org/video?v=meibWcbGqt4
-
13:20 Popular
Lin Alg: Alternate Basis Tranformation Matrix Example
816 views / 0 likes - addedExample of finding the transformation matrix for an alternate basis More free lessons at: http://www.khanacademy.org/video?v=lCRGNykWqFI
-
16:14
Lin Alg: Projections onto subspaces with orthonormal bases
671 views / 0 likes - addedProjections onto subspaces with orthonormal bases More free lessons at: http://www.khanacademy.org/video?v=we829K4NOq8
-
19:12 Popular
Lin Alg: Unique rowspace solution to Ax=b
725 views / 0 likes - addedShowing that, for any b that is in the column space of A, there is a unique member of the row space that is the "smallest" solution to Ax=b More free lessons at: http://www.khanacademy.org/video?v=czIYvs9zj2g
-
18:02 Popular
Lin Alg: Transformation Matrix with Respect to a Basis
712 views / 0 likes - addedFinding the transformation matrix with respect to a non-standard basis More free lessons at: http://www.khanacademy.org/video?v=PiuhTj0zCf4
-
11:16 Popular
Lin Alg: Orthogonal matrices preserve angles and lengths
764 views / 0 likes - addedShowing that orthogonal matrices preserve angles and lengths More free lessons at: http://www.khanacademy.org/video?v=yDwIfYjKEeo
-
12:36 Popular
Lin Alg: Alternate Basis Tranformation Matrix Example Part 2
923 views / 0 likes - addedShowing that the transformation matrix with respect to basis B actually works. Brief point on why someone would want to operate in a different basis to begin with. More free lessons at: http://www.khanacademy.org/video?v=EyORbCPUAd4
-
29:00 Popular
Lin Alg: Changing coordinate systems to help find a transformation matrix
859 views / 0 likes - addedChanging our coordinate system to find the transformation matrix with respect to standard coordinates More free lessons at: http://www.khanacademy.org/video?v=K_na_j1Msfg
-
19:38
Linear Alg: Rowspace Solution to Ax=b example
650 views / 0 likes - addedVisualizing the rowspace solution to Ax=b More free lessons at: http://www.khanacademy.org/video?v=qdf2CuMGdKs
-
27:04 Popular
Lin Alg: Example using orthogonal change-of-basis matrix to find transformation matrix
720 views / 0 likes - addedExample using orthogonal change-of-basis matrix to find transformation matrix More free lessons at: http://www.khanacademy.org/video?v=gfVY7cW7VLQ
-
12:34
Lin Alg: Showing that A-transpose x A is invertible
671 views / 0 likes - addedShowing that (transpose of A)(A) is invertible if A has linearly independent columns More free lessons at: http://www.khanacademy.org/video?v=ESSMQH6Y5OA
-
15:46
Linear Algebra: Introduction to Linear Independence
574 views / 0 likes - addedLinear Algebra: Introduction to linear dependence and independence More free lessons at: http://www.khanacademy.org/video?v=CrV1xCWdY-g
-
01:04
Dynamic projection mapping onto deforming non-rigid surface
585 views / 0 likes - addedWe realize dynamic projection mapping onto deforming non-rigid surface based on two original technologies. The first technology is a high-speed projector "DynaFlash" that can project 8-bit images up to 1,000 fps with 3 ms delay. The second technology is a
-
21:35 Popular
Proof: Any subspace basis has same number of elements
742 views / 0 likes - addedProof: Any subspace basis has same number of elements More free lessons at: http://www.khanacademy.org/video?v=Zn2K8UIT8r4
-
06:44
What We Can Learn From Galaxies Far, Far Away - Henry Lin
698 views / 0 likes - addedView full lesson: http://ed.ted.com/lessons/what-we-can-learn-from-galaxies-far-far-away-henry-lin In a fun, excited talk, teenager Henry Lin looks at something unexpected in the sky: galaxy clusters. By studying the properties of the universe's largest p
-
04:30 Popular
If Superpowers Were Real: Immortality - Joy Lin
896 views / 0 likes - addedView full lesson: http://ed.ted.com/lessons/if-superpowers-were-real-immortality-joy-lin What if immortality wasn't just the stuff of epic comic book stories? Is it scientifically possible to be immortal? In this series, Joy Lin tackles six superpowers an
-
04:33 Popular
If Superpowers Were Real: Invisibility - Joy Lin
752 views / 0 likes - addedView full lesson: http://ed.ted.com/lessons/if-superpowers-were-real-invisibility-joy-lin What if invisibility wasn't just the stuff of epic comic book stories? Is it scientifically possible to be invisible? In this series, Joy Lin tackles six superpowers
-
05:11 Popular
If Superpowers Were Real: Flight - Joy Lin
823 views / 0 likes - addedView full lesson: http://ed.ted.com/lessons/if-superpowers-were-real-flight-joy-lin What if human flight wasn't just the stuff of epic comic book stories? Is it scientifically possible to fly? In this series, Joy Lin tackles six superpowers and reveals ju
Featured -
02:22 Popular
If Superpowers Were Real, Which Would You Choose? - Joy Lin
702 views / 0 likes - addedIn this series, Joy Lin tackles six superpowers and reveals just how scientifically realistic they can be to us mere mortals. Lesson by Joy Lin, animation by Cognitive Media.
-
04:05 Popular
If Superpowers Were Real: Super Strength - Joy Lin
894 views / 0 likes - addedView full lesson: http://ed.ted.com/lessons/if-superpowers-were-real-super-strength-joy-lin What if super strength wasn't just the stuff of epic comic book stories? Is it scientifically possible to be super strong? In this series, Joy Lin tackles six supe
-
04:51 Popular
If Superpowers Were Real: Super Speed - Joy Lin
929 views / 1 likes - addedView full lesson: http://ed.ted.com/lessons/if-superpowers-were-real-super-speed-joy-lin What if super speed wasn't just the stuff of epic comic book stories? Is it scientifically possible to be super speedy? In this series, Joy Lin tackles six superpower
-
21:25
Linear Algebra: Showing that Inverses are Linear
610 views / 0 likes - addedShowing that inverse transformations are also linear More free lessons at: http://www.khanacademy.org/video?v=mr9Tow8hpCg
-
04:16 Popular
The Ethical Dilemma Of Self-driving Cars - Patrick Lin
897 views / 1 likes - addedView full lesson: http://ed.ted.com/lessons/the-ethical-dilemma-of-self-driving-cars-patrick-lin Self-driving cars are already cruising the streets today. And while these cars will ultimately be safer and cleaner than their manual counterparts, they can’t
-
06:45 Popular
If Superpowers Were Real: Body Mass - Joy Lin
893 views / 1 likes - addedView full lesson: http://ed.ted.com/lessons/if-superpowers-were-real-body-mass-joy-lin What if manipulating body mass wasn't just the stuff of epic comic book stories? Is it scientifically possible to manipulate your body mass? In this series, Joy Lin tac
-
12:18
Lin Alg: Orthogonal Complement of the Orthogonal Complement
633 views / 0 likes - addedFinding that the orthogonal complement of the orthogonal complement of V is V More free lessons at: http://www.khanacademy.org/video?v=zlI8mx8Hc8o
-
04:13
How to build a Huge Solar Cooker from a Projection TV
458 views / 0 likes - addedCraig Beals shares how he built a huge solar cooker from a large projection TV by removing the Fresnel lens and building a frame to hold the lens and focus solar energy into a fine point. This video shows the building phase and explains the basics of how
-
16:41
Expressing a Projection on to a line as a Matrix Vector prod
662 views / 0 likes - addedExpressing a Projection on to a line as a Matrix Vector prod More free lessons at: http://www.khanacademy.org/video?v=JK-8XNIoAkI
-
02:19 Popular
Opetaia Foa'i, Lin-Manuel Miranda - We Know The Way (From "Moana"/Sing-Along)
777 views / 0 likes - addedMusic video by Opetaia Foa'i, Lin-Manuel Miranda performing We Know The Way (From "Moana"/Sing-Along). 2020 Walt Disney Recordshttp://vevo.ly/tFOXkS
-
19:24
Linear Algebra: The Gram-Schmidt Process
662 views / 0 likes - addedFinding an orthonormal basis for a subspace using the Gram-Schmidt Process More free lessons at: http://www.khanacademy.org/video?v=rHonltF77zI
-
03:25 Popular
Lin-Manuel Miranda Performs 'Hamilton' in Under 3 Minutes
1,019 views / 2 likes - addedIn a way only he could... "Hamilton" star Lin-Manuel Miranda performs his award-winning musical in three minutes with the help of Ellen’s 7-year-old presidential expert, Macey Hensley. Win all of the prizes from Day 10 of 12 Days of Giveaways! Enter
-
01:07 Popular
Lin-Manuel Miranda, Opetaia Foa'i - We Know The Way (Finale/From "Moana"/Sing-Along)
1,258 views / 1 likes - addedDisney's Moana is now streaming on Disney+. Disney+ is the ultimate streaming destination for entertainment from Disney, Pixar, Marvel, Star Wars, and National Geographic. Access it all at https://disneymusic.co/JoinDisneyPlus?IQid=dmvevo. "We Know the Wa
-
02:11
Cassandra Lin turns Kitchen Grease into Fuel | In The Nook | Disney Channel
260 views / 0 likes - addedIn this so fly for sci, Cassandra Lin teaches Disney Channel how she is doing her part to help our planet by turning kitchen grease into fuel!Welcome to In The Nook with Ariel and Chandler! ZOMBIES 2 stars, Ariel Martin and Chandler Kinney, battle it out
-
08:52 Popular
Linear Models Example 1 | Algebra I | Khan Academy
1,877 views / 0 likes - addedLinear 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
1,738 views / 0 likes - addedLinear 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
-
08:15
Linear, Quadratic, and Exponential Models
694 views / 0 likes - addedLinear, Quadratic, and Exponential Models
-
08:07
Standard Form For Linear Equations
625 views / 0 likes - addedStandard form for linear equations
-
04:59
Interpreting Visual Linear Inequality
498 views / 0 likes - addedInterpreting visual linear inequality
-
03:42
Understanding Linear Inequality With Two Variables
472 views / 0 likes - addedUnderstanding linear inequality with two variables
-
04:20
Analyzing Two Variable Linear Inequality
651 views / 0 likes - addedAnalyzing two variable linear inequality
-
03:12 Popular
Graphing Linear Functions Example 2 | Algebra I | Khan Academy
1,906 views / 0 likes - addedGraphing 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
-
19:53
Linear Algebra - Matrix Transformations
593 views / 0 likes - addedMatrix multiplication and linear algebra explained with 3D animations.
-
07:25 Popular
Domain And Range For Piecewise Linear Function
831 views / 0 likes - addedDomain and range for piecewise linear function
-
04:12
Constraining Solutions To Two Variable Linear Inequalities
669 views / 0 likes - addedConstraining solutions to two variable linear inequalities
-
02:22
Setting Up A Linear Inequality In Two Variables
512 views / 0 likes - addedSetting up a linear inequality in two variables
-
06:44
Henry Lin: What We Can Learn From Galaxies Far, Far Away
617 views / 1 likes - addedIn a fun, exciting talk, teenager Henry Lin looks at something unexpected in the sky: distant galaxy clusters. By studying the properties of the universe's largest pieces, says the Intel Science Fair award winner, we can learn quite a lot about scientific
Featured -
13:53
Linear Transformations
634 views / 0 likes - addedIntroduction to linear transformations More free lessons at: http://www.khanacademy.org/video?v=4PCktDZJH8E
-
23:29
Linear Subspaces
543 views / 0 likes - addedIntroduction to linear subspaces of Rn More free lessons at: http://www.khanacademy.org/video?v=pMFv6liWK4M
-
05:30 Popular
Graphing Linear Functions Example 1 | Algebra I | Khan Academy
1,829 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/two-var-linear-equations-and-intro-
-
02:40 Popular
Interpreting Linear Formulas Example 1 | Algebra I | Khan Academy
2,200 views / 0 likes - addedInterpreting 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
-
17:38
More on linear independence
552 views / 0 likes - addedMore examples determining linear dependence or independence. More free lessons at: http://www.khanacademy.org/video?v=Alhcv5d_XOs
-
05:37 Popular
Linear Models Example 2 | Algebra I | Khan Academy
1,139 views / 0 likes - addedMarbles 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
-
11:49
Linear Function Graphs
643 views / 0 likes - addedLinear Function Graphs More free lessons at: http://www.khanacademy.org/video?v=EmTvdKkAUtE
-
08:02 Popular
3-variable linear equations (part 1)
713 views / 0 likes - addedVisual intuition of a 3-variable linear equation.
-
02:42
Basic Linear Function
528 views / 0 likes - addedU03_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)
444 views / 0 likes - addedU05_L2_T1_we2 : Graphing linear inequalities in two variables
-
20:35
Linear Combinations and Span
532 views / 0 likes - addedUnderstanding linear combinations and spans of vectors More free lessons at: http://www.khanacademy.org/video?v=Qm_OS-8COwU
-
10:09
Linear Equations in Standard Form
571 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
484 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
478 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
2,113 views / 0 likes - addedSpecial Types of Linear Systems More free lessons at: http://www.khanacademy.org/video?v=5qkyuHIE2GM
-
12:21
Compositions of Linear Transformations 1
654 views / 0 likes - addedIntroduction to compositions of Linear Transformations More free lessons at: http://www.khanacademy.org/video?v=f_DTiXZpb8M
-
02:35 Popular
Interpreting Linear Formulas Example 2 | Algebra I | Khan Academy
1,419 views / 0 likes - addedLinear 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
-
07:11 Popular
Graphing Solutions To Two-variable Linear Equations Example 2 | Algebra I | Khan Academy
2,003 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/two-var-linear-equations-and-intro-to-functions/solutions-to-two-var-linear-equations/e/graphing-solutio
-
06:45
Algebra: Linear Equations 3
458 views / 0 likes - addedLinear equations with multiple variable and constant terms More free lessons at: http://www.khanacademy.org/video?v=Zn-GbH2S0Dk
-
14:58
Linear Equations in Slope Intercept Form
535 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
541 views / 0 likes - addedLinear 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
761 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
671 views / 0 likes - addedLinear Transformation Examples: Rotations in R2 More free lessons at: http://www.khanacademy.org/video?v=lPWfIq5DzqI
-
08:21 Popular
Two-variable Linear Equations And Their Graphs | Algebra I | Khan Academy
2,002 views / 0 likes - addedIntroduction 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
-
24:47
Linear Algebra: Parametric Representations of Lines
562 views / 0 likes - addedLinear Algebra: Parametric Representations of Lines in R2 and R3 More free lessons at: http://www.khanacademy.org/video?v=hWhs2cIj7Cw
-
01:10
Sesame Street: It's a Habitat Song with Lin-Manuel Miranda
622 views / 0 likes - addedFreddy Flapman (Lin-Manuel Miranda) is showing Big Bird different habitats that birds can live in, like the beach! -- Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?add_user=SesameStreet For more fun games and vide
-
17:32 Popular
Linear Transformations as Matrix Vector Products
784 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
-
03:25
Chicago Blackhawks Projection Show
490 views / 0 likes - addedThe following footage features a unique full-color laser controlled by touch-designer. The device was projecting generative visuals to the woods and we captured the process to represent the experiment in this video. Credits Creative Director: Ivan Nefedki
-
11:59
Generalized Linear Consumption Function
469 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
-
11:35
Null Space 3: Relation to Linear Independence
665 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
-
04:58
Exploring linear relationships
628 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
458 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
-
15:09
Sums and Scalar Multiples of Linear Transformations
646 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
-
09:45
2nd Order Linear Homogeneous Differential Equations 1
583 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
-
05:45
Non-Linear Systems of Equations 1
460 views / 0 likes - addedU10_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
537 views / 0 likes - addedU10_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
483 views / 0 likes - addedU10_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
-
03:20
Graphing linear inequalities in two variables 3
478 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
439 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
-
02:15
Solving and graphing linear inequalities in two variables 1
462 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
-
07:08 Popular
Early Train Word Problem | Linear Equations | Algebra I | Khan Academy
874 views / 0 likes - addedFun 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
-
09:27
Linear Algebra: dim(V) + dim(orthogonoal complelent of V)=n
630 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
-
02:28 Popular
Jordan Fisher - You're Welcome (Official Video) ft. Lin-Manuel Miranda
813 views / 0 likes - added“You’re Welcome” from the Moana soundtrack is available here: Download: http://disneymusic.co/MVOSndtrk Streaming: http://disneymusic.co/MVOSndtrkWS Follow Disney Music: http://facebook.com/disneymusic http://twitter.com/disneymusic http://instagram.com/d
-
02:38 Popular
Graphing Linear Equations — Harder Example | Math | New SAT | Khan Academy
900 views / 0 likes - addedWatch 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
-
03:22
Linear And Quadratic Systems — Harder Example | Math | New SAT | Khan Academy
654 views / 0 likes - addedWatch Sal work through a harder Linear and quadratic systems problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p4-easier?utm_source=YT&utm_medium=Desc&utm_campaign=N
-
04:50 Popular
Linear And Quadratic Systems — Basic Example | Math | New SAT | Khan Academy
803 views / 0 likes - addedWatch Sal work through a basic Linear and quadratic systems problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-passport-advanced-mathematics/v/sat-math-p8-harder?utm_source=YT&utm_medium=Desc&utm_campaign=Ne
-
05:18 Popular
Linear And Exponential Growth — Harder Example | Math | New SAT | Khan Academy
859 views / 0 likes - addedWatch Sal work through a harder Linear and exponential growth problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q8-easier?utm_source=YT&utm_medium=Desc&utm_campaign=
-
02:28 Popular
Linear And Exponential Growth — Basic Example | Math | New SAT | Khan Academy
1,137 views / 0 likes - addedWatch Sal work through a basic Linear and exponential growth problem. Watch the next lesson: https://www.khanacademy.org/test-prep/new-sat/new-sat-math/new-sat-problem-solving-data-analysis/v/sat-math-q6-harder?utm_source=YT&utm_medium=Desc&utm_campaign=N
-
02:55 Popular
Linear Equation Word Problems — Basic Example | Math | New SAT | Khan Academy
1,220 views / 0 likes - addedWatch 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
-
13:10
Graphs of Linear Equations
517 views / 0 likes - addedMore free lessons at: http://www.khanacademy.org/video?v=rgvysb9emcQ
-
16:53
Span and Linear Independence Example
531 views / 0 likes - addedDetermining whether 3 vectors are linearly independent and/or span R3 More free lessons at: http://www.khanacademy.org/video?v=9kW6zFK5E5c
-
13:25 Popular
Linear Algebra: Another Least Squares Example
736 views / 0 likes - addedUsing least squares approximation to fit a line to points More free lessons at: http://www.khanacademy.org/video?v=QkepM8Vv3kw
-
07:28
Algebra: Linear Equations 1
534 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
480 views / 0 likes - addedsolving equations of the form AX+B=C More free lessons at: http://www.khanacademy.org/video?v=DopnmxeMt-s
-
25:34
Linear Algebra: Vector Examples
559 views / 0 likes - addedVisually understanding basic vector operations More free lessons at: http://www.khanacademy.org/video?v=r4bH66vYjss
-
16:31
Compositions of Linear Transformations 2
639 views / 0 likes - addedProviding the motivation for definition of matrix products More free lessons at: http://www.khanacademy.org/video?v=BuqcKpe5ZQs
-
10:01
Linear Algebra: 3x3 Determinant
690 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
631 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
-
14:10
Linear Algebra: Determinant of Transpose
689 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=x-GV2v0dRNE
-
22:08
Linear Algebra: Orthogonal Complements
670 views / 0 likes - addedOrthogonal Complements as subspaces. More free lessons at: http://www.khanacademy.org/video?v=QOTjdgmNqlg
-
17:26
Linear Algebra: Projections onto Subspaces
691 views / 0 likes - addedProjections onto subspaces More free lessons at: http://www.khanacademy.org/video?v=5B8XluiqdHM
-
15:32
Linear Algebra: Least Squares Approximation
675 views / 0 likes - addedThe 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
685 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
-
18:53
Linear Algebra: Vector Triangle Inequality
604 views / 0 likes - addedProving 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
572 views / 0 likes - addedIntroduction to the cross product More free lessons at: http://www.khanacademy.org/video?v=pJzmiywagfY
-
15:13
Linear Transformation Examples: Scaling and Reflections
657 views / 0 likes - addedCreating scaling and reflection transformation matrices (which are diagonal) More free lessons at: http://www.khanacademy.org/video?v=qkfODKmZ-x4
-
18:14
Linear Algebra: Matrix Product Examples
691 views / 0 likes - addedExample of taking the product of two matrices More free lessons at: http://www.khanacademy.org/video?v=x1z0hOyjapU
-
20:00
Linear Algebra: Matrix condition for one-to-one trans
692 views / 0 likes - addedShowing 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
-
06:37
Linear Algebra: Simplifying conditions for invertibility
643 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
-
06:22
Linear Algebra: Example of Finding Matrix Inverse
643 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
674 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
-
09:03
Linear Algebra: Determinants along other rows/cols
667 views / 0 likes - addedFinding 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
722 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
-
16:55 Popular
Linear Algebra: Determinant when row is added
917 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
-
08:19 Popular
Linear Algebra: Duplicate Row Determinant
713 views / 0 likes - addedDeterminant 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
636 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
-
08:07
Linear Algebra: Upper Triangular Determinant
656 views / 0 likes - addedThe determinant of an upper triangular matrix More free lessons at: http://www.khanacademy.org/video?v=VX7K8iqoiRc
-
09:13 Popular
Linear Algebra: Simpler 4x4 determinant
705 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
-
20:10 Popular
Linear Algebra: Determinant as Scaling Factor
751 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
-
08:37
Linear Algebra: Transpose of a Matrix
639 views / 0 likes - addedTranspose of a matrix More free lessons at: http://www.khanacademy.org/video?v=2t0003_sxtU
-
08:41
Linear Algebra: Transposes of sums and inverses
672 views / 0 likes - addedTransposes of sums and inverses More free lessons at: http://www.khanacademy.org/video?v=Br_8t58mdeI
-
12:07
Linear Algebra: Transpose of a Vector
642 views / 0 likes - addedTranspose of a column vector. Matrix-matrix products using vectors More free lessons at: http://www.khanacademy.org/video?v=lSoaMCNKfAg
-
23:19
Linear Algebra: Rowspace and Left Nullspace
647 views / 0 likes - addedRowspace and Left Nullspace More free lessons at: http://www.khanacademy.org/video?v=qBfc57x_RSg
-
17:55 Popular
Linear Algebra: Change of Basis Matrix
721 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
667 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
-
13:14
Linear Algebra: Gram-Schmidt Process Example
648 views / 0 likes - addedUsing 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
681 views / 0 likes - addedWhat 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
714 views / 0 likes - addedFinding the eigenvectors and eigenspaces of a 2x2 matrix More free lessons at: http://www.khanacademy.org/video?v=3-xfmbdzkqc
-
13:24 Popular
Basic Linear Functions - Math Antics
1,938 views / 1 likes - addedLearn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!
-
18:54
Linear Algebra: Introduction to the inverse of a function
642 views / 0 likes - addedIntroduction 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
640 views / 0 likes - addedThe 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
991 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
-
21:38 Popular
Linear Algebra: Determinant and area of a parallelogram
1,262 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=n-S63_goDFg
-
08:50
Linear Algebra: Transpose of a Matrix Product
667 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
656 views / 0 likes - addedUnderstanding 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
767 views / 0 likes - addedSeeing that orthonormal bases make for good coordinate systems More free lessons at: http://www.khanacademy.org/video?v=SWbis2zWIvo
-
09:19 Popular
Linear Algebra: Proof of formula for determining Eigenvalues
721 views / 0 likes - addedProof of formula for determining Eigenvalues More free lessons at: http://www.khanacademy.org/video?v=rfm0wQObxjk
-
14:08
Linear Algebra: Eigenvalues of a 3x3 matrix
691 views / 0 likes - addedDetermining the eigenvalues of a 3x3 matrix More free lessons at: http://www.khanacademy.org/video?v=11dNghWC4HI
-
08:28
2nd Order Linear Homogeneous Differential Equations 2
592 views / 0 likes - addedLet's find the general solution! More free lessons at: http://www.khanacademy.org/video?v=SPVqgkOZMAc
-
05:59
2nd Order Linear Homogeneous Differential Equations 3
578 views / 1 likes - addedLet's use some initial conditions to solve for the particular solution More free lessons at: http://www.khanacademy.org/video?v=UyCwAFQt4v0
-
09:11
2nd Order Linear Homogeneous Differential Equations 4
631 views / 0 likes - addedAnother example with initial conditions! More free lessons at: http://www.khanacademy.org/video?v=3uO_uPb9H8w
-
16:34 Popular
Linear Algebra: Exploring the solution set of Ax=b
1,848 views / 0 likes - addedExploring the solution set of Ax=b (non homogeneous equations) More free lessons at: http://www.khanacademy.org/video?v=1PsNIzUJPkc
-
18:00
Linear Algebra: Deriving a method for determining inverses
630 views / 0 likes - addedDetermining a method for constructing inverse transformation matrices More free lessons at: http://www.khanacademy.org/video?v=6DpzCKJBsz0
-
13:57
Linear Algebra: Gram-Schmidt example with 3 basis vectors
694 views / 0 likes - addedGram-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
695 views / 0 likes - addedExample 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
685 views / 0 likes - addedEigenvectors and eigenspaces for a 3x3 matrix More free lessons at: http://www.khanacademy.org/video?v=3Md5KCCQX-0
-
13:09 Popular
Linear Algebra: Showing that an eigenbasis makes for good coordinate systems
705 views / 0 likes - addedShowing that an eigenbasis makes for good coordinate systems More free lessons at: http://www.khanacademy.org/video?v=C2PC9185gIw
-
16:37 Popular
im(T): Image of a Transformation
733 views / 0 likes - addedShowing that the image of a subspace under a transformation is also a subspace. Definition of the image of a Transformation. More free lessons at: http://www.khanacademy.org/video?v=hZ827mfh1Jo
-
11:14 Popular
Linear Algebra: Rank(A) = Rank(transpose of A)
702 views / 0 likes - addedRank(A) = Rank(transpose of A) More free lessons at: http://www.khanacademy.org/video?v=tqqVOWm9YsU
-
08:33
Showing relation between basis cols and pivot cols
633 views / 0 likes - addedShowing that linear independence of pivot columns implies linear independence of the corresponding columns in the original equation More free lessons at: http://www.khanacademy.org/video?v=BfVjTOjvI30
-
05:51 Popular
Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy
2,088 views / 0 likes - addedIntroduces the concept of equivalent fractions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/equivalent-fractions-pre-alg/e/equivalent_fractions?utm_source=YT&utm_medium=Desc&utm
-
09:50 Popular
Adding And Subtracting Fractions | Fractions | Pre-Algebra | Khan Academy
2,084 views / 1 likes - addedHow to add and subtract fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/fractions-unlike-denom-pre-alg/e/adding_fractions?utm_source=YT&utm_medium=Desc&utm_campaign=PreA
-
03:53 Popular
Plotting Basic Fractions On The Number Line | Fractions | Pre-Algebra | Khan Academy
1,365 views / 0 likes - addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/understanding-fractions-pre-alg/e/fractions_on_the_number_line_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex
-
04:33 Popular
Multiplying Negative And Positive Fractions | Fractions | Pre-Algebra | Khan Academy
874 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/pre-algebra/fractions-pre-alg/multiplying-fractions-pre-alg/e/multiplying_fractions?utm_
-
01:11 Popular
Subtracting Decimals: Example 1 | Decimals | Pre-Algebra | Khan Academy
1,086 views / 0 likes - addedSubtracting decimals...up to the hundredths placement. Line up those decimals before you start. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/adding-decimals-pre-alg/e/subtracting
-
10:23
Introduction to the Null Space of a Matrix
672 views / 0 likes - addedShowing that the Null Space of a Matrix is a valid Subspace More free lessons at: http://www.khanacademy.org/video?v=jCwRV1QL_Xs
-
06:29 Popular
Multiplying Decimals: Place Value And Reordering | Decimals | Pre-Algebra | Khan Academy
1,386 views / 0 likes - addedWe want you to develop an intuition about how to work with decimals. Understanding how you can rewrite decimals by considering the place value will help you multiply! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/
-
02:39 Popular
Comparing Decimals: Ordering From Least To Greatest | Decimals | Pre-Algebra | Khan Academy
1,905 views / 0 likes - addedThis is a fun example where we reorder decimals from smallest to largest. You're looking for the place value that is the most significant, and then working backwards. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/
-
09:23 Popular
Converting Fractions To Decimals | Decimals | Pre-Algebra | Khan Academy
2,095 views / 2 likes - addedHow to express a fraction as a decimal Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/decimal-to-fraction-pre-alg/e/converting_fractions_to_decimals?utm_source=YT&utm_medium=Desc&u
-
09:15 Popular
Mixed Numbers And Improper Fractions | Fractions | Pre-Algebra | Khan Academy
1,758 views / 2 likes - addedConverting mixed numbers to improper fractions and improper fractions to mixed numbers Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/mixed-numbers-pre-alg/e/converting_mixed_numb
-
03:50 Popular
Introduction To Multiplying Decimals | Decimals | Pre-Algebra | Khan Academy
1,169 views / 0 likes - addedMultiplying decimals can be confusing because there's always the question as to where the decimals goes in the answer. We're about to show you so you'll never have to question it again! Practice this lesson yourself on KhanAcademy.org right now: https://w
-
04:20 Popular
Dividing A Whole Number By A Decimal | Decimals | Pre-Algebra | Khan Academy
1,718 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/pre-algebra/decimals-pre-alg/divi
-
05:42 Popular
Understanding Division Of Fractions | Fractions | Pre-Algebra | Khan Academy
1,207 views / 0 likes - addedUsing a number line, we'll explain the rule of "invert and multiply" when dividing two fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/div-fractions-fractions-pre-alg/e/
-
09:29 Popular
Dividing Decimals With Hundredths Example 3 | Decimals | Pre-Algebra | Khan Academy
1,077 views / 0 likes - addedThe old saying is "practice makes perfect." Let's keep practicing dividing decimals and making our divisor a whole number. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/dividing-d
-
04:25 Popular
Multiplying Challenging Decimals | Decimals | Pre-Algebra | Khan Academy
961 views / 0 likes - addedSometimes multiplying really small decimals (with all those zeros!) can be a little intimidating. Watch as we show you a handy trick to simplify these problems and solve them. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanaca
-
03:33 Popular
Finding A Percentage | Decimals | Pre-Algebra | Khan Academy
1,249 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/pre-algebra/decimal
-
03:08 Popular
Multiplying Unit Fractions And Whole Numbers | Fractions | Pre-Algebra | Khan Academy
1,659 views / 1 likes - addedDon't let multiplying whole numbers and fractions get you down. We got this. This explanation will help you become a pro. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/multiplyin
-
02:36 Popular
Converting Decimals To Percents | Decimals | Pre-Algebra | Khan Academy
1,482 views / 0 likes - addedNeed to convert a decimal to a percent? Ok, we'll just use our fraction friends to get us there. Watch and be amazed. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-intro-p
-
04:24 Popular
Example Of Subtracting Fractions With Unlike Denominators | Fractions | Pre-Algebra | Khan Academy
1,615 views / 0 likes - addedIf you conquered adding fractions with different denominators, then subtracting fractions will be a snap. Don't worry...we'll take it slow and explain every step. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math
-
02:35 Popular
Dividing Whole Numbers And Fractions: Studying | Fractions | Pre-Algebra | Khan Academy
2,065 views / 0 likes - addedSolve a word problem by dividing a fraction by a whole number. The example used in this video is 1/5 ÷ 4. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/dividing-fractions-pre-alg
-
03:45 Popular
Visualizing Equivalent Fractions | Fractions | Pre-Algebra | Khan Academy
1,088 views / 0 likes - addedTo understand equivalent fractions it helps to "see" the fractions using something like a grid with shaded and unshaded sections representing the fraction. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-al
-
14:37
Introduction to Projections
652 views / 0 likes - addedDetermining the projection of a vector on s line More free lessons at: http://www.khanacademy.org/video?v=27vT-NWuw0M
-
02:32 Popular
Dividing Whole Numbers And Fractions: Potpourri | Fractions | Pre-Algebra | Khan Academy
1,741 views / 0 likes - addedSolve a word problem by dividing a whole number by a fraction. The example used in this video is 4 ÷ 1/5. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pre-algebra/fractions-pre-alg/dividing-fractions-pre-alg
-
02:49 Popular
Percent Word Problem Example 2 | Decimals | Pre-Algebra | Khan Academy
1,174 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
-
04:07 Popular
Adding And Subtracting Negative Numbers | Pre-Algebra | Khan Academy
1,327 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
-
03:36
Ancient fish share a key feature of human vision
290 views / 0 likes - addedIn order to see the world as clearly as we do, we process vision from each eyeball on both sides of our braina capability known as bilateral visual projection. For a long time, researchers thought this feature developed after fish transitioned to land, mo
-
02:35 Popular
Checking Ordered Pair Solutions To Equations Example 1 | Algebra I | Khan Academy
1,260 views / 0 likes - addedChecking 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
-
06:17 Popular
Solving Percent Problems | Decimals | Pre-Algebra | Khan Academy
882 views / 0 likes - addedWe'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
-
09:36 Popular
Negative Numbers Introduction | Negative Numbers And Absolute Value | Pre-Algebra | Khan Academy
2,175 views / 0 likes - addedMysterious negative numbers! What ARE they? They are numbers less than zero. If you understand the nature of below zero temperatures, you can understand negative numbers. We'll help. Practice this lesson yourself on KhanAcademy.org right now: https://www.
-
02:27 Popular
Checking Ordered Pair Solutions To Equations Example 2 | Algebra I | Khan Academy
1,047 views / 0 likes - addedSecond 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
-
09:16 Popular
Adding/subtracting Negative Numbers | Pre-Algebra | Khan Academy
1,348 views / 0 likes - addedAdding 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=
-
02:07 Popular
Percentage Of A Whole Number | Decimals | Pre-Algebra | Khan Academy
1,518 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
-
07:18
How Much Weight Can LEGO Lift?
38 views / 0 likes - addedLifting weight with LEGO Technic!How much weight can be lifted by LEGO alone? How high can we go?Various mechanisms are tested including linear actuators, pulley systems with block and tackle, gear racks and large LEGO Technic motors. As part of the build
-
10:11
Undetermined Coefficients 1
579 views / 0 likes - addedUsing the method of undetermined coefficients to solve nonhomogeneous linear differential equations. More free lessons at: http://www.khanacademy.org/video?v=znE4Nq9NJCQ
-
11:15
Logarithmic Scale
518 views / 0 likes - addedUnderstanding how logarithmic scale is different from linear scale and why it could be useful More free lessons at: http://www.khanacademy.org/video?v=sBhEi4L91Sg
-
05:21
Will We All Be Overweight By 2048?
644 views / 0 likes - addedWill we all be overweight by 2048? The dangers of linear regression and linear thinking. Taken from a chapter of Jordan Ellenberg's amazing book How Not to Be Wrong: The Power of Mathematical Thinking. Thanks to the Vlogbrothers for their sponsorship of t
>> View lin alg: projection subspace linear transforma web videos