Exercise 3.1,
Exercise 3.2,
Exercise 3.3,
Exercise 3.4,
Exercise 3.5,
Exercise 3.6,
Exercise 3.7,
Exercise 3.8,
Exercise 3.9,
Exercise 3.10,
Exercise 3.11,
Exercise 3.12,
Exercise 3.13,
Exercise 3.14,
Exercise 3.15,
Exercise 3.16,
Exercise 3.17,
Exercise 3.18,
Exercise 3.19,
Exercise 3.20,
Exercise 3.21,
Exercise 3.22,
Exercise 3.23,
Exercise 3.24,
Exercise 3.25,
Exercise 3.26,
Exercise 3.27,
Exercise 3.28,
Exercise 3.29,
Exercise 3.30,
Exercise 3.31,
Exercise 3.32,
Exercise 3.33,
Exercise 3.34,
Exercise 3.35