Section 1.1

Exercises: 73, 74, 75, 76, 77, 78

Section 1.2

Exercises: 1 and 2 (classify as polynomial, rational, algebraic, or not algebraic), 3, 4, 13, 15

Section 1.3

Exercises: 9, 10, 12, 13, 19, 21, 31, 32, 35, 41, 43, 44, 50, 53, 55, 57