# Chapter 14: Trigonometric Functions and Identities

Created by: CK-12

In this chapter, we will extend our knowledge of trigonometry to graphing sine, cosine, and tangent functions and using trigonometric identities and formulas to simplify expressions, prove trigonometric statements, and solve equations.

## Chapter Outline

- 14.1. Graphing Trigonometric Functions
- 14.2. Using Trigonometric Identities
- 14.3. Solving Trigonometric Equations
- 14.4. Sum and Difference Formulas
- 14.5. Double and Half Angle Formulas

### Chapter Summary

### Image Attributions

## Description

This chapter covers graphing the trig functions and using trig identities to simplify expressions, prove trigonometric statements, and solve equations.

## Difficulty Level:

At Grade## Subjects:

## Date Created:

Apr 23, 2013## Last Modified:

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