Homework Exercises Section Exercises 1.1 1-15 odd, 19-27 odd, 29a, 37, 39a, b, c 1.2 1-13 odd, 19, 21, 23, 27 1.3 1-9 odd, 15, 17, 19, 23, 29, 31, 33, 35, 41, 43, 61, 65, 69 1.5 1-35 odd 1.6 1, 3, 5, 7, 9, 11, 13, 21-41 odd, 45, 59 2.1 1, 3, 5, 9, 29 2.2 1-35 odd, 43-49 odd, 55, 57a 2.4 1-13 odd, 17, 21, 23, 25, 37-57 odd, 59 2.5 1-9 odd, 13, 17, 19, 21, 39, 41 2.6 1-9 odd, 13-19 odd 2.7 5-17 odd 3.1 1, 3, 5, 7, 9, 13, 15, 23, 25, 35, 39, 41, 43 3.2 1--29 odd, 39 3.3 1-9 odd, 13, 17 3.4 1-29 odd 3.5 1-65 odd, 81-97 odd, 101, 103 3.6 1-31 odd, 37-45 odd, 47a, 49a, 51a, 53a, 59 3.7 11-29 odd, 33, 39-47 odd, 51-71 odd, 89, 91, 93 3.8 1, 3, 7, 13, 15, 17, 19, 21, 27, 29, 33, 49, 51, 53, 57, 61, 69 3.9 1, 3, 7, 9, 11, 13, 15, 19, 21 3.10 1-13 odd, 19-43 odd, 45, 47, 51, 53 4.1 1, 3, 5, 7, 9, 15-59 odd, 65, 67, 71 4.2 5, 7, 9, 15, 17, 23, 25, 27, 29, 33, 37, 39, 41 4.3 1-31 odd, 41a, 43a, 45, 47, 49, 53 4.4 9-29 odd, 43-49 odd, 67, 69 4.5 1, 5, 7, 9, 11 4.6 1-25 odd, 33, 35, 47-55 odd, 61 4.7 1, 3, 5, 11, 15, 19, 21, 23 4.8 1-19 odd, 25-69 odd, 75, 79, 89, 91, 93, 97, 111 5.1 1-13 odd 5.2 1-9 odd, 19, 21, 25, 37 5.3 1, 3, 9, 11, 15, 17, 51, 53, 55, 59 5.4 1-31 odd, 35, 37, 41, 43, 51-59 odd 5.5 1-39 odd, 59, 63, 65 5.6 1-19 odd, 47, 49, 63-69 odd