9. Matrices and Determinants

Encode and Decode Messages

Multiplicative Inverses of Matrices and Matrix Equations

Algebra 2 - Inverse Matrices to Encrypt and Decrypt Messages

Inverse Matrix Using Gauss-Jordan / Row Reduction , Example 1

Lesson 19 - Solve Systems Of Equations With Inverse Matrices (Linear Algebra)

Inverse Matrix Using Gauss-Jordan / Row Reduction, Example 2

Inverse Matrices Solving Systems of Equations

Solving a 3 x 3 System of Equations Using the Inverse

Finding the Inverse of a 3 x 3 Matrix using Determinants and Cofactors - Example 3

4.5 Solving Systems Using Inverse Matrices 3X3

Finding the Inverse of a 3 x 3 Matrix using Determinants and Cofactors - Example 1

Applications of Matrices Encoding and Decoding Messages

Matrix inverses make sense - A simple condition for when the inverse exists

Finding the Inverse of a 3 x 3 Matrix using Determinants and Cofactors - Example 2

PC: 7.8 Notes: Example 8 - Decoding a Message

Inverse Matrices and Their Properties

Coding and decoding using matrices

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Find the Multiplicative Inverse of a Square Matrix

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Use Matrix Notation

Understand What is Meant by Equal Matrices

Add and Subtract Matrices

Perform Scalar Multiplication

Solve Matrix Equations

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Model Applied Situations with Matrix Operations

Matrix Operations and Their Applications

Apply Gaussian Elimination to Systems Without Unique Solutions

Apply Gaussian Elimination to Systems With More Variables Than Equations

Solve Problems Involving Systems Without Unique Solutions

Inconsistent and Dependent Systems and Their Applications

Write the Augmented Matrix for a Linear System

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Use Matrices and Gaussian Elimination to Solve Systems

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