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This page provides a list of educational videos related to Inverse and Identity Matrices. You can also use this page to find sample questions, apps, worksheets, lessons , infographics and presentations related to Inverse and Identity Matrices.
Transformation using matrices
By MathPlanetVideos
Rotate the vector A 90° counter clockwise and draw both vectors in the coordinate plane
Reflections by Matrices
By Susan Loughry
This video explains how a matrix can reflect a shape on a graph.
Basic information about matrices
By MathPlanetVideos
Find the number of columns and rows in the following matrices C=[1 0 4]
Zero and identity matrices
By Khan Academy
Just as any number multiplied by zero is zero, there is a zero matrix such that any matrix multiplied by it results in that zero matrix. Learn more from Sal.
Representing relationships with matrices
By Khan Academy
Sal shows how matrices can be used to efficiently represent data about the prices of toilet paper and toothpaste in two different cities.
Zero and identity matrices
By Khan Academy
Sal solves a problem where he has to determine whether unknown matrices are zero or identity to make an equation true.
Finding the determinant of a 2x2 matrix | Matrices | Precalculus | Khan Academy
By Khan Academy
Hint for finding the determinant of a 2x2 matrix
How to operate with matrices
By MathPlanetVideos
If possible then perform the indicated operation: ⎡⎣⎢21−4031⎤⎦⎥⋅[602−234]
Zero and identity matrices
By Khan Academy
Just as any number remains the same when multiplied by 1, any matrix remains the same when multiplied by the identity matrix. Learn more from Sal.
Introduction to Matrices - Khan Academy
By Khan Academy
This video lecture series on Introduction to Linear Algebra from Khan Academy includes Introduction to Matrices, Matrix Multiplication, Inverse Matrix, Matrices to solve a system of equations, Matrices to Solve a Vector, Singular Matrices, 3-Variable Linear Equations.....
Using matrices when solving system of equations
By MathPlanetVideos
The example above in videoformat.
Inverse of a 2x2 matrix | Matrices | Precalculus | Khan Academy
By Khan Academy
Example of calculating the inverse of a 2x2 matrix
Scalar multiplication | Matrices | Precalculus | Khan Academy
By Khan Academy
Scalar multiplication | Matrices | Precalculus | Khan Academy
Multiplying Matrices
By WOWmath.org
YouTube presents Multiplying Matrices, an educational video resource on math.
Matlab Video Tutorial: Multiplying Matrices and Vectors - YouTube
By John Santiago
Matlab Video Tutorial: Multiplying Matrices and Vectors - YouTube
Orthogonal matrices preserve angles and lengths | Linear Algebra | Khan Academy
By Khan Academy
Showing that orthogonal matrices preserve angles and lengths. All Khan Academy content is available for free at www.khanacademy.org
Example Problem - Multiplying Matrices with Different Dimensions
By Khan Academy
The instructor uses an electronic chalkboard to demonstrate Matrix Multiplication. At the time of this posting from WatchKnow, this video was a Featured Video on YouTube. The instructor, Sal Khan, continues from Part 1 on multiplying matrices. The student or educator may want to open the video to 'full screen' as the instructor is using a black background and the writing is small.