Purple Math
Purplemath: Scalar and Matrix Multiplication
With several easy-to-understand examples worked out, this lesson demonstrates the steps needed to multiply a matrix by a scalar (a constant). True "Matrix multiplication," where two matrices are multiplied to eachother is also...
Purple Math
Purplemath: Matrix Multiplication/the Identity Matrix
Definitions, examples, and detailed explanation of matrix multiplication and the identity matrix.
Math Medics
S.o.s. Math: Multiplication of Matrices
This tutorial gives students an introduction to matrix multiplication with definitions and examples.
Khan Academy
Khan Academy: Matrix Equations: Scalar Multiplication
Solve equations where the unknown is a matrix by using multiplication by a scalar. Students receive immediate feedback and have the opportunity to try questions repeatedly or receive hints.
Khan Academy
Khan Academy: Multiply Matrices by Scalars
Find the matrix that is a result of multiplying a given matrix by a given scalar. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Analyze Math
Analyze Math: Matrix Addition and Multiplication
Learners explore the discrete mathematics topic of matrices. The tutorial demonstrates how to add and multiply matrices. Some topics explored are scalar multiplication, multiplication of two matrices, square matrices, and addition of two...
CK-12 Foundation
Ck 12: Multiplying Matrices by a Scalar
[Free Registration/Login may be required to access all resource tools.] Multiply matrices by scalars to produce new matrices, e.g., as when all of the payoffs in a game are doubled.
CK-12 Foundation
Ck 12: Algebra: Multiplying Matrices by a Scalar
[Free Registration/Login may be required to access all resource tools.] This lesson covers multiplying matrices by a scalar number. Students examine guided notes, review guided practice and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Writing and Solving a Matrix Equation
[Free Registration/Login may be required to access all resource tools.] This lesson covers using a matrix equation to solve a system of linear equations.
Cool Math
Coolmath: Solving Systems Using Matrices
This CoolMath resource will help students learn how to solve systems using matrices.
Cool Math
Coolmath: Multiplying Matrices
This CoolMath resource will help students understand how to multiply matrices.
Cool Math
Coolmath: Scalar Multiplication
This CoolMath resource will help students understand the concept of scalar multiplication.
Cool Math
Coolmath: Inverse Matrices
You can add and subtract matrices, multiply a matrix by a scalar, and multiply two matrices. So, what about division? Well, there isn't a division process for matrices. See this example for how to get around this problem!
Cuemath
Cuemath: How to Solve Matrices
In this mini-instructional activity, we will explore the world of matrices by finding the answers to questions like how to solve systems of equations with matrices, how to solve matrices, and matrix operations with examples and formulas...
Math Notes and Math Tests
Pre Calculus Notes: Operations With Matrices [Pdf]
Students explore operations with matrices. Topics examined are matrix addition, scalar multiplication, matrix multiplication, and identity matrices. Class notes and examples are included.
Sophia Learning
Sophia: Matrix Multiplication: Lesson 3
This lesson introduces matrix multiplication, distinguishes it from multiplying by a scalar, and provides examples of the operation. It is 3 of 2 in the series titled "matrix multiplication."
Sophia Learning
Sophia: Matrix Multiplication: Lesson 5
This lesson introduces matrix multiplication, distinguishes it from multiplying by a scalar, and provides examples of the operation. It is 5 of 2 in the series titled "Matrix Multiplication."
Sophia Learning
Sophia: Multiplying Matrices by Scalar Values: Lesson 3
This lesson explains how to multiply a matrix by a scalar. It is 3 of 5 in the series titled "Multiplying Matrices by Scalar Values."
Sophia Learning
Sophia: Multiplying Matrices by Scalar Values: Lesson 5
This lesson explains how to multiply a matrix by a scalar. It is 5 of 5 in the series titled "Multiplying Matrices by Scalar Values."
Sophia Learning
Sophia: Scalar Multiplication: Lesson 3
This brief lesson will introduce scalars, and demonstrate how to perform scalar multiplication with matrices. It is 3 of 10 in the series titled "Scalar Multiplication."
Sophia Learning
Sophia: Writing Systems of Equations With Augmented Matrices: Lesson 4
This lesson demonstrates how to write systems of equations as augmented matrices. It is 4 of 5 in the series titled "Writing Systems of Equations with Augmented Matrices."
Sophia Learning
Sophia: Writing Systems of Equations With Augmented Matrices #4
This lesson demonstrates how to write systems of equations as augmented matrices.