Module 5: Trigonometric Identities
Master verification strategies and learn sum/difference, double-angle, half-angle, and product-to-sum formulas.
Learning Objectives
- Verify trig identities using algebraic manipulation strategies
- Apply sum and difference formulas for sine, cosine, and tangent
- Use double-angle and half-angle formulas
- Convert between products and sums of trig functions
Module Lessons
1
Strategies for Verifying Trig Identities
Learn systematic approaches for proving trig identities.
2
3
Double-Angle and Half-Angle Formulas
Derive and apply formulas for sin 2θ, cos 2θ, and half-angle expressions.
4
Product-to-Sum and Sum-to-Product Formulas
Convert between products and sums of trig functions.