Section 7.2: 8, 24, 25, 29 (be able to do 5, 11, 15, 17, 27, 33; you do not need to hand these in)
Section 7.3: 3, 22, 34, 36
Section 7.4: 1, 9, 38, 42 (be able to do 1, 7, 9, 11; you do not need to hand these in)