Practice 1

Solve Trig Equations Using Identity Substitutions

Simplifying Trigonometric Expressions Using Identities, Example 1

Solving Trig Equations Using Identities

Using Double Angle Identities to Solve Equations, Example 1

Solving Trigonometric Equations III

Pre-Calculus - Find All of the Solutions of an Equation Using the Double Angle Formulas

How to solve a trigonometric equation

6. Trigonometric Identities and More Equations

Solving Trigonometric Equations Using Identities

Ex: Solve a Trigonometric Equation Using a Sum to Product Identity

Using Double Angle Identities to Solve Equations, Example 3

Practice 2

This course covers topics including trigonometric functions (with graphs and inverse functions), identities and equations, solutions of triangles, complex numbers and more.

Patrick

Trigonometry

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Callie

Mathispower4u

Brian McLogan

Math And Physics Tutor

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Sum and Difference Identities

Introduction to Trigonometric Identities

Double Angle Identities

0. Review of College Algebra

1. Measuring Angles

2. Trigonometric Functions on Right Triangles

3. Unit Circle

4. Graphing Trigonometric Functions

5. Inverse Trigonometric Functions and Basic Trigonometric Equations

7. Laws of Sines, Cosines and Vectors

8. Complex Numbers, Polar Coordinates and Parametric Equations

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