0 points: Chapter 3, section 2: Exercise 27

2 points: Chapter 3, section 2: Exercise 28

0 points: Chapter 3, section 2: Exercise 29. Correct answers are worth 1 bonus point!

0 points: Chapter 3, section 2: Exercise 32

2 points: Chapter 3, section 2: Exercise 33

0 points: Chapter 3, section 3: Exercise 31

0 points: Chapter 3, section 3: Exercise 32

2 points: Chapter 3, section 3: Exercise 33

0 points: Chapter 3, section 3: Exercise 34

2 points: Chapter 3, section 3: Exercise 36