30: Answer Key Last updated Save as PDF Page ID 105885 OpenStax OpenStax 30.0: Chapter 3 30.1: Chapter 4 30.2: Chapter 5 30.3: Chapter 7 30.4: Chapter 9 30.5: Chapter 15 30.6: Chapter 17 30.7: Chapter 18 30.8: Chapter 19 30.9: Chapter 24