Math 101 Intermediate Algebra

## Chapter 1 Homework

Try to do enough problems from a section until you're
comfortable doing problems of the kind found in that section.

Should you have trouble with the problems listed here, any of the odd numbered problems around these would be good to try--the answers are in the back of the book and you have a student solutions manual that shows you how to do them.

Section 2
24, 26, 28, 30, 56, 58, 62, 96, 98, 100, 104, 106, 108

Section 3
52, 54, 58, 66, 74, 76, 82, 94, 100, 142, 144

Section 4
6, 10, 30, 34, 38, 42, 48, 56, 60, 68, 86, 90, 92, 94, 96, 102, 106, 116, 118

Section 2
24 D = { 6, 7, 8, 9, ... } 96
26 F = { 1, 2, 3 } 98
28 I = { -4, -3, -2, ... } 100
30 K = { } or
K = Ø
104 { x |  x   5 }
56   B = {1, 2, 3, 4, 5, 6, 7, 8}
B = Ø
106 { x |  x   -2 and x    I }
58   B = {-1, 0, 1, 2, 4, 6}
B = {0}
108 { x |  -4   x < 7.6 }
62   B = {1, 3, 5, 7, ...}
B = {1, 3, 5}

Section 3
52 4
3
82 -52
45
54 1 94 5
58 -2 100 -4
66 -3
2
142 9-yard gain
74 3
8
144 owed \$862
76 -3
16

Section 4
6 125
216
86 -3
11
10 5 90 21
30 16, -16 92 -40
34 25, -25 94 46
9
38 -125, 125 96 -8
42 -64, 64 102 -3
48 -35 106 -5
2
56 17 116 [(x - 3)2 - 5]2, 121
60 24 118 [2(x + y) - 5]2, 49
68 81