MATH 105 TR
College Algebra

Text: College Algebra Through Modeling and Visualization, 3rd edition, Rockswold, Addison-Wesley, 2006
Prerequisites: ACT score of at least 21 or Placement in MATH 105 by the Mathematics Department Qualifying Placement Exam.
TI-83 Graphics Calculator is required.
Study groups, tutoring, video taped lectures, computer-aided instruction, and other related services are located in The Learning Center in Lee Hall.

The problems listed are mandatory problems for each section. Additional practice problems are listed in [ ] if you need more.
LessonSection/Topic Assignment

1 Basic review Arithmetic with signed numbers, Order of operations, Factoring, Linear equations

2 1.1 Numbers, Data and Problem Solving p. 11: 39, 40, 64, 65, 68, 71, 72, 75, 78, 79, 81, 85, 93, 95; additional practice [63, 66, 67, 69, 70, 73, 77, 82, 89, 90, 96, 98]

3 1.2 Visualization of Data
1.3 Functions and Their Representations
p. 26: 17, 41, 42, 82, 83, 90, 92; on graph paper do 64, 65, 67; [18a, 21-34, 61-63, 66, 68, 81, 87, 88, 89, 91, CBC 1, 2]
p. 42: 38, 40, 42, 44, 45, 50, 53, 56, 57, 58, 72, 76, 78, 80, 82, 87, 88, 91, 92, 94, 96, 106, 108; [37, 39, 41, 43, 47, 49, 54, 55, 71, 74, 75bc, 77, 79, 81, 89, 90, 93, 95]

4 1.3 Functions (cont.)
1.4 Types of Functions and Their Rates of Change
p. 42: 24, 26, 28, 29, 30, 32, 33, 36, 60, 61, 62; [23, 25, 27, 31, 34, 35]
p. 58 On graph paper plot the points, count the rise and run, calculate the slope for 2, 6; 19, 20, 21, 25, 26, 27, 28, 76, 77, 80, 82; Turn in your height, in inches, the size tennis shoe that you wear and your gender on a sheet of paper. [1, 3-5, 7, 8, 9, 10-14, 17, 18, 22-28, 75, 79, 83]
p. 59: 53, 55, 58, 64, 66, 67, 69, 70, 71, 85, 88; [31, 35-52, 54, 56, 63, 65, 72;CBC p. 62: 3, 4, 6, 7, 8]

5 2.1 Linear Functions and Models p. 83: 8, 9, 10, 14, 19, 20, 26, 27, 30, 36, 38, 40, 41; [5, 24, 33, 42, 43]
p. 84: 42, 46, 48, 54: 54d) Find a least squares regression model for the data in 61, 62, 63, p. 87: 1

6 2.2 Equations of Lines p. 99: 12, 22, 29, 32, 37, 43, 45, 46, 50, 52, 63, 68, 79bc, 80bc, 81, 82, 86, 103, 104, 106, 107; Extended Discovery 1; [18, 19, 24, 49, 51, 84, 88, 89, 90, 108, 109; p. 105: 2; p. 106: 3-7]

7 Review Chapter 1 and Sections 2.1 and 2.2

2.3 Linear Equations
p. 66: 11, 13, 14, 21, 22, 30, 43, 44, 45, 47, 48, 49, 51, 52, 53, 55, 56, 57, 60, 61, 63, 64, 69-76, 78, 85, 86, 87, 88, 89, 90; p. 26: 41, 42; p. 162: 1, 2, 8, 10, 57, 80, 86, 97bc; p. 167: 1, 4, 14-18, 22, 25, 58, 60, 61, 62, 83, 85
p. 118: 22, 24, 26, 30, 32(a), 34(a), 39(a), 47, 49, 60, 62, 63, 64, 79, 80, 83, 84; [21, 23, 25, 38a, 42a, 43a, 44a, 48, 61, 75, 76, 77, 78]

8 TEST 1 Chapter 1 and Section 2.1 and 2.2

9 2.3 Linear Equations
2.4 Linear Inequalities
p. 121: 86, 89, 90, 91, 93, 94, 106, 108, 112; [111, 120]
p. 134: 3, 6, 8, 9, 10, 18, 22, 26, 28, 32, 34, 64, 69, 70, 72, 82, 85, 88; [15, 16, 19, 21, 27, 29, 31, 33, 37, 38, 40, 67, 71, 83, 87]; p. 137: 91, 92, use T = mx + b for 93, 98, use your calculator for 104; [103; p. 139 CBC 1ac, 3, 4]

10 2.5 Piecewise-Defined Functions
3.1 Quadratic Functions and Models
p. 152: 2, 3, 6, 7, 10, 15-22; [5, 6, 9, 11]; p. 154: 42, 46, 48, 50, 60, 64ac, 68, 70, 71, 76, 80, 83, 84, 92, 97, 99, 100, 103, 109, 110; [41, 45, 47, 49, 52, 59, 61, 62ac, 63, 65, 66, 67, 72, 73, 77, 78, 79, 81, 85, 95, p. 158 CBC 1, 4, 5]
p. 184: 10, 12, 31, 33, 34, 38, find the axis of symmetry, the vertex and sketch the graph for 75, 76; 81, 83, 86, 88, 104, 107, 108 [9, 11, 25, 26, 27, 28, 29, 36]

11 3.2 Quadratic Equations and Problem Solving p. 201: 3, 8, 28, 29; p. 201: 3, 8, 12, 16, 20, 21, 28, 29, 36, 49ac omit discriminant, 60ac, Omit set-builder notation, write answer in interval notation for 81-84, 96; 97, 100, 101, 103, 105, 106, 110; [4, 6, 11, 13, 14, 15, 19, 22, 25, 26, 27, 35, 47ac, 51ac, 53ac, 54ac, 59ac, 98, 99]

12 Chapters 2 and 3 Review
4.1 Nonlinear Functions and Their Graphs
p. 162: 31, 32, 38(a), 40(a), 50, 51, 52, 58, 59, 63, 65, 68, 69, 74, 75, 76, 77, 79, 82, 94 p. 168: 24; p 237: 1, 2, 7, 8, 23ab, 24ab, 29, 36, 70, 71, 72, 73, 76
p. 251: 12, 14, 28, 37, 41, 43, 56, 61, 65; [13, 15, 19, 23, 27, 35, 51, 55, 57, 63, 64]

13 TEST 2 Sections 2.3, 2.4, 2.5, 3.1, 3.2

14 4.1 Nonlinear Functions and Their Graphs
4.2 Polynomial Functions and Models
p. 251: 103, 105, 116, 117, 118; [104, 106, 123]
p. 268: 2, 4, 6, 8, 14, 18, 26, 27, 30, 38, 42, 46, 47, 48, 54, 68, 69, 76, 77, 81, 87, 88, 90; [3, 5, 7, 9, 10, 13, 15, 16, 17, 24, 25, 28, 33, 36, 70, 71, 73, 75, 85, 86]

15 4.3 Real Zeros of Polynomial Functions
4.5 Rational Functions and Models
p. 289: 41, 42, 45, 46, 47, 50, 52, 55, 58, 73, 75, 78, 81, 86, 87, 99ab, 100ab, 106, 112; [48, 49, 53, 54, 56, 59, 74, 76, 77, 79, 80, 82, 83, 84, 85, 97, 98, 101-122]; p. 291: 124, 126, 128, 131, 133, 140; [123, 125, 127, 134]
p. 319: 1, 4, 9, 58ab, 61ab, 62ab, 64ab, 82ab, 83ab, 89ab, 91ab, 96ab, 101, 104bcd, 110; [3, 5, 11, 57ab, 59ab, 86ab, 88, 92ab, 95]

16 4.5 Rational Functions and Models
4.7 Power Functions and Radical Equations
p. 321: 116, 117, 122, 123, 124, 136, 138; [104, 105, 110, 111, 113, 120]
p. 343: 1, 4, 5, 8, 10, 12, 14, 16, 18, 35, 36; [11, 13, 21, 22; Exponential review p. R-18 and R-19 Column 1] ; p. 344: 65, 68, 70, 71, 72, 77, 78, 79, 84, 89, 90, 96; Extended Discovery 3; CBC 1ab, 3; [81]

17 Chapter 4 Review p. 352: 1 - 7, 10, 19, 20, 23, 24, 25, 27, 29, 41, 42, 47-56, 74ac, 82, 84, 87, 88, 97, 109, 112, 113, 122, 123, 124, 126, 128; p. 358: 1, 6, 8, 10, 13, 18, 25, 43, 44abd, 55, 65, 72; [12, 16, 27, 28]

18 TEST 3 Chapter 4; Sections 4.1, 4.2, 4.3, 4.5, 4.7

19 5.1 Combining Functions p. 375: 1, 3, 6, 8, 9, 10, 15, 23, 24, 39, 40, 42, 45, 53, 58, 59, 63, 64, omit domain 66ab, 72ab, 77ab, 79ab, 80ab, 99, 105, 106, 107, 108, 115, 120, 129, 130; [2, 5, 16, 25, 27, 44, 46, 49, 54, 57, 61, Omit domain on 67ab, 71ab, 73ab, 75ab]

20 5.2 Inverse Functions and Their Representations p. 393: 13, 14, 15, 16, 21, 22, 23, 24, 26, 28, 38, 39, 40, 47, 71, 73, 74, 75, 76, 81, 93, 94, 96, 97, 99; [18, 19, 20, 25, 29, 33, 41, 42, 45, 46, 82, 84]
p. 395: 102, 103, 105, 106, 109, 110, 111, 121, 123, 129; p. 399 CBC 2, 3, 4; [108, 122, 124]

21 5.3 Exponential Functions and Models p. 412: 5, 6, 11, 14, 18; p. 413: 19, 20, 21, 29, 30, 32, 37, 39, 42, 53, 54, 56, 57, 63, 66, 70, 72, 73, 74, 78, 79, Use regression 93, 94, 97; [5, 6, 11, 14, 18, 69]; p. 416: 99, 100, 106, 107, 108

22 5.4 Logarithmic Functions and Models p. 430: 2, 6, 7, 11, 12, 14, 15, 19, 22, 24, 27, 28, 31, 32, 33, 36, 38, 39, 45; [1, 5, 8]; p. 431: 53, 54, 57, 58, 62, 65, 70, 71, 73, 79, 80, 115, 120, 123, 128, 129

23 5.6 Exponential and Logarithmic Equations
5.7 Constructing Nonlinear Models
p. 435 CBC 1-6; p. 453: 4, 8, 12, 14, 18, 20, 21; p. 453: 33, 34, 41, 42, 44, 70, 71, 82, 86
p. 462: 9, 11, 14; CBC 1

24 Chapter 5 Review p. 468: 1, 2, 4, 5, 6, 7, 9, 11, 15, 16, 17, 18, 21, 23, 24, 25, 26, 28, 31, 32, 35, 41, 42, 43, 44, 47, 53, 54, 55, 56, 59, 61, 62, 70, 71, 79, 82, 87, 88, 90, 91, 92, 95, 99

25 TEST 4 Chapter 5; Section 5.1, 5.2, 5.3, 5.4, 5.6, 5.7

26 6.1 Functions and Equations in Two Variables
6.2 Systems of Equations and Inequalities in Two Variables
p. 486: 2, 15, 16, 19, 22, 29, 30, 32, 36, 39, 42, 80, 82, 89, 90, 94
p. 504: 17, 21, 22, 24, 31, 46, 47, 48, 54, 59, 60, 63, 65, 66, 68, 78; p. 508 CBC: 7; p. 574: 5, 8, 9, 10, 17, 18, 21, 22; p. 581: 42, 43, 44, 50b, 52ab, 54c

27 REVIEW FOR FINAL EXAM

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