Sum, Difference and Double-Angle Identities

What this note covers

1. The Sum and Difference Identities
2. Double-Angle Identities
3. Half-Angle Identities
4. Proving Trigonometric Identities
5. Finding Exact Values Using Compound Identities
6. Simplifying Expressions with Double-Angle Substitutions
7. Exam Strategy and Multi-Step Problems

7 sections · 14 key terms & formulas · 6 common mistakes