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Math 90 Homework Chapter 1

Book Section Due Date Required Problems Strongly Recommended Problems Extra Credit:
Only accepted
on Due Date
1.1 Introduction to Algebra Wed.
Sept 3
2, 5, 11, 13, 16, 17, 21, 27, 34, 37, 41,
46, 48, 50, 52, 55, 59, 62, 64
1-8 (all), 9-13 (odds), 21-28 (odds), 29-32 (all), 34, 35, 37, 39, 41, 42-52(evens), 53-62 (all) 67, 68
1.2 Fractions (10 points) Thurs,
Sept 4
9-12 (all), 13, 14, 15, 19, 106, 107, 110,
112, 116
1-8 (all), 9-12 (all), 15-103 (odds), 106,
107, 110, 112, 116
115, 117, 118
1.3 Real Numbers (5 pts) Mon,
Sept 8
1, 2, 3, 7, 9, 16, 18, 20, 25, 26b, 33, 37,
40, 41, 44, 45, 46, 53, 55, 59, 63, 65,
71, 73, 75, 77, 83, 84, 88, 93, 95
1-36 (all), 37, 40, 41, 44, 45, 46, 49-55
(odd), 61-80 (odd), 83, 84, 86, 88, 93-
96 (all), 93-96 (all)
97-100 (all)
1.4 Adding Read Numbers
(10 points)
Wed,
Sept 10*
5, 6, 12, 13, 14, 67-86 (all), 88-100
(pick 4 of the evens), 106
1-14 (all), 15-66 (odds), 67-86 (all), 88-
100 (evens), 106
103, 104, 105,
107, 108
1.5 Subtracting Real
Numbers (10 points)
Wed,
Sept 10*
2, 7, 11, 69-88 (all), 90-100 (pick 4 of
the evens), 103, 108
1-12 (all), 13-68 (odds), 69-88 (all), 90-
100 (evens), 103
101, 102, 104,
105, 106, 107,
109, 111
1.6 Multiplying Real
Numbers
Mon
Sept. 15
6, 12, 14, 16, 81-104 (all), 105, 111,
113, 114, 121-124
1-16 (all), 17-80 (odds), 81-104 (all),
105-113 (odds), 114, 121-124
125, 126
1.7 Exponents & Order of
Operations
Wed.
Sept. 17
1, 3, 8, 12, 91-110 (all), 112, 114, 116,
118, 122, 124
1-14 (all), 15-89 (odds), 112, 114, 116,
118, 121-124 (all)
125-128 (all)
1.8 Algebraic Expressions Thurs.
Sept. 18
5,8, 9, 13, 15, 17, 20, 26, 32, 38, 43, 46,
48, 50, 55, 59, 61, 63, 65, 71, 82, 90,
96, 99, 108, 112, 116
1-18 (all), 20, 26, 32, 38, 43, 46, 48, 50,
55, 59, 61, 63, 65, 71, 82, 90, 96, 99,
108, 112, 116, plus 1 more problem
from each small section of problems
113, 114, 115,
117, 118V
1.9 Simplifying Algebraic
Expressions
Mon.
Sept. 22
11, 14, 103-118 (all), 122, 124, 125 1-14 (all), 15-101 (odds), 103-118 (all),
119, 122, 124, 125
126, 127, 128

In general, if a problem is presented in fraction form, simplify the answer in fraction form and/or as a mixed number and similar
for decimals.

Chapter 2

Book Section Due Date Required Problems Strongly Recommended Problems Extra Credit:
Only accepted on
Due Date
2.1 Solving Equations Using
Properties
of Equality
Wednesday
Sept. 24
4, 7, 8, 10, 11, 12, 85-100(all), 101-
104, 107, 112
4, 7-16 (all), 101-104, 105, 107,
108,
105, 108, 109, 110,
111, 113, 114
2.2 More about Solving
Equations
Thurs.
Sept. 25
5-12 (all), 13, 14, 95-110 (all), 111 1-14 (all), 15-94 (choose odds or
evens), 95-110 (all), 111,
113, 115-120
2.3 Applications of Percent Wednesday
Sept. 30
1, 3, 9-12, 13-24 (odds), 25-56
(odds)
1-12, 13-24 (odds), 25-56, 58, 59,
61-66 (all)
2.4 Formulas Thursday
Sept. 30
3, 5, 7, 8, 13, 17, 21, 25, 29, 31-73
(odds), 75, 79, 83, 87, 91, 95, 99,
101, 107, 108
1-10 (all), 11-30(odds), 31-73
(odds), 75-99 (odds), 101, 107,
108
102, 103, 105, 106,
109, 110
2.5 Problem Solving Mon,
Oct. 6
4-10 (all), 15-48 (odd), 52, 53-58 1-12, 15-48 (odd), 52, 53-58 Pick one even of each
section: [15-30], [31-
36], [37-48], 59, 60
2.6 More about Problem
Solving
Wed.
Oct 7
3-15 (odd), 17, 21, 25, 27, 31, 35, 37,
41, 45, 49, 51, 53, 57, 59, 62,
63-68(all)
1-12, 13, 15, 17-59 (odd), 62,
63-68(all)
69-72
2.7 Solving Inequalities You choose! We get to skip this section of the
book! Yeah!
You are welcome to read through
and I’d be happy to grade your
voluntary HW.
Really? You want
more to do? Go visit
a friend instead!

chapter 3

Book Section Due Date Required Problems Strongly Recommended Problems Extra Credit:
Only accepted on
Due Date
3.1 Graphing Using the
Rectangle Coordinate
System
  4, 7, 8, 9, 11, 13, 14, 17-27 (odd), 29-
39 (odd), 41, 45, 47, 48
1-9, 11, 13, 14, 17, 19-24 (all), 29-
39 (odd), 41
To be announced in
class
3.2 Graphing Linear
Equations
  5, 7, 10, 17, 19, 25, 27, 29, 33, 35,
39, 41, 45, 49, 53, 57, 63, 65, 71, 73-
81 (odd), 91, 92, 93, 94
1-6, 7, 10, 17-81 (odd), 91, 92, 93,
94
95-98 neatly done
3.3 Intercepts   1, 3, 5, 7, 8, 9, 31-61 (odds ending
with digit of 1, 3, 7), 79, 81, 85, 87-
90 (all)
1, 3, 5, 7, 8, 9, 31-61 (odds), 79-82
(all), , 85, 87-90 (all)
91-94

chapter 5

Book Section Due Date Required Problems Strongly Recommended Problems Extra Credit:
Only accepted on
Due Date
5.1 Rules for Exponents Mon,
Oct. 20
2, 7, 11, 109-124 (odds), 125-128
(all)
All problems 1-12, 109-128 129-136
5.2 Zero and Negative
Exponents
Wed,
Oct 22
2, 7, 11, 109-124 (odds), 125-128
(all)
1-10, 101-124, 127, 129, 130 128, 131, 132, 133,
134
5.3 Scientific Notation Thursday
Oct 23
4, 13-60 (numbers ending in 3, 5),
61-76 (odds), 81, 83, 85, 87, 89, 99
1-12 (all), 13-60 (odds), 81-95
(odds),
101-106 (all)
5.4 Polynomials Mon.
Oct. 27
9, 17-80 (numbers ending in 3, 7),
81, 83, 85, 88, 89
9, 17-80 (odd), 81, 83, 85, 88, 89 95-100
5.5 Adding & Subtracting
Polynomials
Wed,
Oct.29
5, 6, 9, 49, 51, 55, 57, 63, 69, 75, 79,
83, 93-104 (all), 107, 111
5, 6, 9, 13-91 (odd), 93-104 (all),
107, 111
106, 110, 112, 116,
117, 119, 121, 122
5.6 Multiplying Polynomials Thurs.
Oct30
3, 6, 21, 31, 41, 51, 61, 71, 81, 89-
107 (all), 111, 112, 116
3, 6, 13-87 (odds), 89-107 (all),
111, 112, 116
110, 114, 115, 123,
124, 125, 126
5.7 Special Products Thurs/Mon 15, 25, 35, 45, 55, 65, 75, 77-104
(all), 105, 106, 111, 113-118
1-8, 13-75 (numbers ending in 3, 5),
77-104 (all), 105, 106, 111, 113-118
Teach one of the
examples in Section 5.8 to the class.
5.8 Dividing Polynomials Mon/Wed 13-84 (numbers ending in 3, 9),
85-100 (all), 101, 103, 110-112
13-84 (odds), 85-100 (all), 101, 103,
110-112
113-116

Chapter 6

Book Section Due Date Required Problems Strongly Recommended
Problems
Extra Credit:
Only accepted on
Due Date
6.1 Greatest Common
Factor; Factoring by
Grouping
Mon.
Nov. 10
20, 30, 40, 50, 67, 77, 81, 85, 105-
124 (odds), 130
Add 2-5 more problems from
each group of problems
125, 131, 132, 133,
134
6.2 Factoring Trinomials of
the Form
x^2 + bx + c
Wed.
Nov. 12
8, 9, 10, 13, 15, 25, 27, 33, 35, 41,
43, 49, 51, 59, 61, 63, 69, 71, 75-
101 (odd), 103, 106, 111-113 (all)
Add 2-5 more problems from
each group of problems
104, 107, 114, 115-
120
6.3 Factoring Trinomials of
the Form ax^2 + bx + c
  13, 16, 19, 25, 27, 33, 35, 41, 43,
49, 51, 63, 67-101 (odd), 103, 105,
109-114
Add 2-5 more problems from
each group of problems
104, 108, 115-118
6.4 Factoring Perfect-Square
Trinomials and the
Difference of Two Squares
Thurs
Nov 20
13, 15, 21, 35, 37, 41, 45, 51, 55,
57, 63, 65, 71, 73, 79, 81-103 (odd),
105, 107, 109, 113-116
Add 2-5 more problems from
each group of problems
106, 108, 109, 117-
126
6.5 Factoring the Sum &
Difference of Two Cubes
Thurs We can skip this section – yeah!    
6.6 A Factoring Strategy Thurs
Nov 20
Or Mon/24th
WAS: 15-77 (odd), 83
INSTEAD: 15-53 (odd), 59, 63, 65,
67, 69, 71, 73, 83
15-78 (all), 83 85-90
6.7 Solving Quadratic
Equations by Factoring
Mon
Nov. 24
5, 15-73 (numbers ending in 3 & 5),
75-101 (odd), 80, 82, 96
5, 15-101 (odd), 80, 82, 96 110-114
6.8 Applications of
Quadratic Equations
  We don’t have to do this one
either!
  Pick 5 story
problems!

Chapter 7

Book Section Due Date Required Problems Strongly Recommended
Problems
Extra Credit:
Only accepted on
Due Date
7.1 Simplifying Rational
Expressions
  8, 11-65 (ending in 5 & 9), 67-97(odd),
101, 103, 104
11-97 (odd), 101, 103, 104 105-108
7.2 Multiplying & Dividing
Rational Expressions
  11-69 (ending 3 & 7), 71-93 (odd), pick
three odds in (95-103), 107, 109, 110
11-103 (odd), 107, 109, 110 2 even of (96-104)
111-114 (all)
7.3 Adding & Subtracting with
Like Denominators
; Least
Common Denominators
  13-87 (ending 1 & 3), 89-101 (odd), 106 13-101 (odd), 106 111-114
7.4 Adding & Subtracting with
Unlike Denominators
  11-73 (ending 1 & 5), 75-95 (odd) 11-95 (odd) 96, 105-108
7.5   Not covered in Math 90    
7.6   Not covered in Math 90    
7.7   Not covered in Math 90    
7.8 Proportions & Similar
Triangles
  17-55 (ending 3 & 5), 57-67 (odd), 69-97
(odd), 105-108 (all)
17-97 (odd), 105-108 (all) Instead, pull out
past exams & study!
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