1. Multiply Matrices Chapter 3.6

2. Matrix Multiplication Matrix multiplication is defined differently than matrix addition The matrices need not be of the same dimension Multiplication of the elements will involve both multiplication and addition Whether two matrices can be multiplied depends on the dimensions of each matrix in a special way Matrix multiplication is not commutative Don’t worry if you find matrix multiplication weird and unintuitive! Before we finish the chapter, you will see how this form of multiplication can be used to solve systems of equations

3. Matrix Multiplication

5. Example 1

7. Guided Practice

9. Multiplying Matrices

10. Example 2

14. Guided Practice

16. Matrix Multiplication Properties

17. Example

22. Guided Practice

26. Exercise 3.6 Page 199, #3-33 odds, Page 193, #9