# Chapter 1: Equations and Inequalities

**At Grade**Created by: CK-12

**Algebra II with Trigonometry**

Algebra II is considered the third year of math in the on-level mathematics high-school sequence. Depending on the level of the students in your class, the option of Trigonometry can be added at the end of the coursework. There is a lot of material to be covered in this course, including: systems of equations, quadratics, higher level polynomials, exponential and logarithmic functions, modeling, rational functions, conics, sequences and series, probability, and trigonometry.

**Equations and Inequalities**

This chapter of Algebra II is a review of much of the topics covered in Algebra I. Students will review real numbers, solving equations, inequalities, absolute value equations, and absolute value inequalities.

- 1.1.
## Real Numbers

- 1.2.
## Simplifying Algebraic Expressions and Equations

- 1.3.
## Solving Linear Equations

- 1.4.
## Solving Linear Inequalities

- 1.5.
## Solving Absolute Value Equations and Inequalities

- 1.6.
## Interpreting Word Problems

### Chapter Summary

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