Recommended exercises

Chapter 1: 1, 3abd, 10, 17, 22, 23, 27, 31, 32, 35, 37, 74, 75, 76, 78, 81, 85, 99, 108, 109, 117, 118ab, 119, 124, 127, 128, 132, 135, 143, 169

Chapter 2: 2, 3, 8, 9, 10, 13ab, 17abcde,19, 20, 35

Capter 3: 4, 6, 12, 15a (difficult), 20, 25, 26, 30ab (difficult), 36, 47, 49, 66, 81, 88, 100ab, 108,109, 113, 115d, 119, 122, 138?, 146, 160

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