Problem Set 1:
12.2, 12.4, 12.6, 12.9, 12.10, 12.13, 12.14, 12.17, 12.27, 12.28, 12.40, 12.42, 12.43, 12.45, 12.50, 12.54
Problem Set 2.
13.1, 13.4, 13.7, 13.9, 13.15, 13.17, 13.21, 13.26, 13.31, 13.33, 13.39, 13.41, 13.45
Problem Set 3.
14.3, 14.5, 14.9, 14.11, 14.16, 14.18, 14.39, 14.32, 14.35, 14.39, 14.44, 14.45, 14.47, 14.52, 14.53, 14.64
Problem Set 4.
20.2, 20.6, 20.8, 20.13, 20.15, 20.16, 20.23, 20.27, 20.30, 20.34, 20.38, 20.41, 20.43, 20.48
Problem Set 5
16.8, 16.9, 16.11, 16.14, 16.17, 16.18, 16.19, 16.23, 16.25, 16.36, 16.37, 16.39, 16.46, 16.48, 16.52, 16.60
Problem Set 6
17.3, 17.4, 17.5, 17.9, 17.11, 17.12, 17.16, 17.19, 17.22, 17.24, 17.25, 17.34, 17.43, 17.44, 17.48, 17.53, 17.58, 17.64, 17.72
Problem Set 7
18.4, 18.8, 18.9, 18.11, 18.12, 18.16, 18.21, 18.22, 18.27, 18.28, 18.30, 18.33, 18.36, 18.40, 18.41
Problem Set 8
19.2, 19.4, 19.9, 19.12, 19.13, 19.18, 19.24, 19.25, 19.26, 19.28, 19.34, 19.42, 19.44, 19.50, 19.55, 19.59
Problem Set 9
21.2, 21.4, 21.6, 21.7, 21.12, 21.16, 21.20, 21.26, 21.29, 21.30, 21.34, 21.38, 21.44
Problem Set 10
22.3, 22.7, 22.9, 22.11, 22.12, 22.17, 22.20, 22.21, 22.23, 22.24, 22.31, 22.32, 22.39, 22.44