CK-12 Foundation
Ck 12: Applications of Matrices
[Free Registration/Login may be required to access all resource tools.] Provides resources for working with 2 x 2 matrices as transformations of the plane, and interpreting the absolute value of the determinant in terms of area.
CK-12 Foundation
Ck 12: Determinants
[Free Registration/Login may be required to access all resource tools.] Understand that the zero and identity matrices play a role in matrix addition and multiplication similar to the role of 0 and 1 in the real numbers. The determinant...
CK-12 Foundation
Ck 12: Algebra: Adding and Subtracting Matrices
[Free Registration/Login may be required to access all resource tools.] This lesson covers adding and subtracting matrices with the same dimensions. Students can watch a video tutorial, explore guided notes and then attempt practice...
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: Inverse Matrices
[Free Registration/Login may be required to access all resource tools.] This lesson covers finding the inverse of a 2 x 2 matrix. Students can look at guided notes and then attempt practice problems.
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.
Cuemath
Cuemath: How to Solve Matrices
In this mini-lesson, 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 while...
Wolfram Research
Wolfram Math World: Gaussian Elimination
This site provides an example of Guassian Elimination and concludes with a specific example.
Math Medics
S.o.s. Math: Gaussian Elimination
In this lesson, the Gaussian Elimination method is used to solve systems of linear equations. Provides several formulas and examples for understanding.
Math Medics
S.o.s. Math: Application of Determinant to Systems: Cramer's Rule
This lesson explains how the determinant is used for Cramer's Rule.
Other
Hong Kong University of Science and Technology: Augmented Matrix
Demonstration of how an augmented matrix is used to solve a system of linear equations.
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: Using Matrices to Organize Data: Lesson 2
This lesson provides real-world examples that demonstrate how to organize data into matrices. It is 2 of 5 in the series titled "Using Matrices to Organize Data."
Sophia Learning
Sophia: Using Matrices to Organize Data: Lesson 1
This lesson provides some real-world examples that demonstrate how to organize data into matrices. It is 1 of 5 in the series titled "Using Matrices to Organize Data."
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Matrices
Find a quick, concise explanation of matrices. Examples are given and clearly explained.
ClassFlow
Class Flow: Adding and Subtracting Matrices
[Free Registration/Login Required] This lesson covers adding, subtracting matrices and equivalent matrices.
ClassFlow
Class Flow: Organizing Data in Matrices
[Free Registration/Login Required] This lesson looks at organizing data into a matrix, as well as identifying the different elements in a matrix.
ClassFlow
Class Flow: Transforming Matrices
[Free Registration/Login Required] This is a lesson on transforming, rotating and dilating matrices.
ClassFlow
Class Flow: Graphic Organizer Compare Matrix
[Free Registration/Login Required] This graphic organizer uses a matrix to help students compare items or events. It is useful for helping students understand and analyze reading passages, historical events, and scientific experiments.
Interactive Mathematics
Interactive Mathematics: Matrices
This over view of matrices begins with an application to electronics using circuit equations. Examples are provided to demonstrate types of matrices, the identity matrix, addition and scalar multiplication of matrices.
Interactive Mathematics
Interactive Mathematics: Multiplication of Matrices
A demonstration of matrix multiplication is presented through several detailed examples. Explanations of how the commutative law works only on the identity and inverse matrices are also included.
Interactive Mathematics
Interactive Mathematics: Matrices and Linear Equations
Examples are provided to demonstrate how to use matrices to solve 2x2 and 3x3 matrices. Examples include real world applications and some are interactive.