### Homework due 1/28

### Section 2.5

Problems 4, 6, 10, 22, 48

### Section 2.9

Problems 4, 8, 16, 30

### Section 2.10

Problems 6, 8, 12

### Section 2.11

Problems 8, 10, 12

### Section 3.1.1

Problems 2, 6, 10

### Section 3.1.2

Problems 18, 22, 27

### Section 3.1.3

Problems 32, 34, 36, 46

Do problem 46 for third order equations, _not_ second order.