### Monday, March 9

##### Tonight’s Homework

- Read Section 3.1
- Homework: Section 3.1 # 1, 2, 3; Section 3.2 # 2
- Written Homework 1 due Wednesday

### Tuesday, March 10

##### Tonight’s Homework

- Read Section 3.2
- Homework: Section 3.2 # 2, 7
- Written Homework 1 due tomorrow

### Wednesday, March 11

- Inverse of a matrix
- Written Homework 1 due today

##### Tonight’s Homework

- Read Section 3.2
- Homework: Section 3.2 # 5
- Homework: Let A by an m x n matrix. Prove that

N(A) is a subset of N(A^{t} A)

### Friday, March 13

- More on Inverses
- Begin Section 3.3: Systems of Linear Equations

##### Tonight’s Homework

- Begin to read Section 3.3
- Homework: Section 3.2 # 1, 6
- Let A be an m x n matrix, m not equal to n. Explain why either

the row vectors or the column vectors are linearly dependent.