College Algebra & Trigonometry, 2018a

Contents
1 Algebra Review 9
1.1 Algebraic Simplification ......................... 9
1.2 Factoring .................................. 14
1.3 Quadratic Equations ........................... 29
1.4 Complex Numbers ............................ 38
1.5 Quadratic Equations with Complex Roots ............... 47
1.6 Multiplying and Dividing Rational Expressions ........... 54
1.7 Adding and Subtracting Rational Expressions ............ 62
1.8 Complex Fractions ............................ 68
1.9 Rational Equations ............................ 71
2 Polynomial and Rational Functions 87
2.1 Representing Intervals .......................... 87
2.2 Solution by Graphing ........................... 92
2.3 Solution of Polynomial Inequalities by Graphing ........... 96
3