Section 26.1

Exercise Set A: 1, 2, 3, 4, 5

Section 26.2

Exercise Set B: 1, 2, 3, 4, 5

Section 26.3

Exercise Set C: 1, 3, 4, 5, 6, 7, 8

Section 26.4

Exercise Set D: 1, 2, 3, 4, 5

Section 26.5

Exercise Set E: 1, 2, 3, 4, 5, 6, 7, 8, 10, 11