| Chapter 4 |
| Section 4.3 | 13, 16, 17, 21, 28 |
| Section 4.4 | 7, 10, 12, 15, 25, 28, 30, 36, 41 |
| Section 4.5 | 3, 6, 8, 12, 16, 18, 20, 27, 30, 33, 38 |
| Section 4.6 | 4, 7, 16, 20, 21, 26 |
| Section 4.7 | 4, 5, 8, 21, 25, 28 |
| Chapter Review |
| Proficiency Exam | 18, 20, 22, 24 |
| Supplementary Problems | 1, 3, 8, 11, 29, 30, 33, 36, 37, 42, 43, 45, 57, 58, 61 |
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| Chapter 5 |
| Section 5.1 | 3, 6, 7, 10, 12, 16, 19, 22, 26, 28 |
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