Reading Section 5.3 - Matrix Arithmetic (PDF)

  1. Matrix Addition, Subtraction Scalar Multiplication (YouTube)

  2. Matrix Multiplication (YouTube)

  3. Animation:  Matrix Multiplication (YouTube)

  4. The Identity Matrix (YouTube)

  5. Matrix Multiplication on the Graphing Calculator (YouTube)

  6. Ex: Matrix Addition Application - Translation (YouTube)

  7. Ex: Matrix Scalar Multiplication Application - Dilation (YouTube)