1 Solving Linear Equations
11 Simplifying Expressions 12
12 Solving Equations in One Variable 21
13 Words into Symbols 33
14 Word problems with Equations 38

2 Solving Linear Inequalities
21 Solving Inequalities 56
22 Solving Combined Inequalities 65
23 Word Problem with Inequalities 70
24 Absolute Value equations 77
25 Absolute Value Inequalities 85

3 Functions and Linear
31 Function and Relations 92
32 Transformation 101
33 The Slope of a Line 116
34 Graphs of Linear Functions 123

4 Writing Linear Functions
41 Finding an Equation of the Line 134
42 Two linear Graphs 144
43 Regression and Interpretation 150

5 System of Linear Equations
51 Systems of Linear Equations160
52 Solutions of System170
53 Word Problems about System175
54 Systems of Inequalities185

6 Exponential Function
61 Law of Exponents194
62 Roots and Rational Exponents201
63 Exponential Functions208
64 Compound Interest218
65 Exponential Equations224
66 Sequences 229
67 Arithmetic and Geometric Sequences236

7 Factoring and Expanding Polynomials
71 Polynomials244
72 Multiplying Polynomials248
73 Factoring using GCF258
74 Factoring Quadratic262
75 Factoring Polynomials273
76 Solving Polynomial Equations278
77 Word Problems about Polynomial Equation285

8 Quadratic Function
81 Graphing Quadratic Functions 296
82 Vertex of Quadratic Graphs 306
83 Comparing Functions 318

9 Solving Quadratic Equations
91 Properties of Roots 324
92 Imaginary Numbers 332
93 Finding Zeros of Quadratic 337
94 Finding Zeros by Completing the Square 344
95 Quadratic Formula 351
96 Discriminant 356
97 Solving Nonlinear Systems 363

10 Radical Functions
101 Graph of Radical Function 368
102 Radical Equations 373
103 Inverse of a Function 377

11 Basic Statistics
111 Measuring Center of Data 388
112 Measuring Spread of Data 400
113 Probability 409
114 Conditional Probability 415

Answers 421