Week 13 - Chapter 8

Section 4

Section 5

Section 6

Section 4 :

Read:

Pages 629-638

View:

• Identify the order of matrices
• Write augmented and coefficient matrices
• Use matrices and Gauss-Jordan elimination to solve systems of linear equations

Do Exercises:

Page 639, #1-55

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Section 5 :

Read:

Pages 644-653

View:

• Add and subtract matrices
• Multiply a matrix by a scalar
• Multiply two matrices
• Use matrix operations to model and solve real-life problems

Do Exercises:

Page 654, #1-45, 55-63

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Section 6 :

Read:

Pages 659-664

View:

• Find inverse matrices
• Find inverse matrices

Do Exercises:

Page 665, #1-31, 37-41, 45-55

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