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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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