## Math 021

### College Algebra I

**3 credits**

**Blue Book Description:** Quadratic equations; equations in quadratic form; word problems; graphing; algebraic fractions; negative and rational exponents; radicals.

**Pre-requisites:** MATH 004 or satisfactory performance on the mathematics proficiency examination (score at least 7 on MATH 040 SOAR test).

**Pre-requisite for:** MATH 022, MATH 026

**Suggested Textbook:**

College Algebra, 3rd (PSU) Edition, Carl Stitz and Jeff Zeager, chapters 0, 1, and 2. This is an open source textbook.*Check with your instructor to make sure this is the textbook used for your section.*

**Topics:**

Chapter 0

0.1 Basic Set Theory and Interval Notation

0.2 Real Number Arithmetic

0.3 Linear Equations and Inequalities

0.4 Absolute Value Equations and Inequalities

0.5 Polynomial Arithmetic

0.6 Factoring

0.7 Quadratic Equations

0.8 Rational Expressions and Equations

0.9 Radicals and Equations

0.10 Rational Exponents and Equations

Chapter 1

1.1 Sets of Real Numbers and the Cartesian Plane

1.2 Relations

1.3 Introduction to Functions

1.4 Function Notation

1.5 Function Arithmetic

1.6 Graphs of Functions (optional)

Chapter 2

2.1 Linear Functions

2.2 Systems of Linear Equations

2.3 Absolute Value Functions

2.4 Quadratic Functions

2.5 Inequalities with Absolute Value and Quadratic Functions