Analytic Trigonometry & Trig Proofs

Verifying Trigonometric Identities Pt 1.mov

Verifying Trigonometric Identities Pt2

Verifying Trigonometric Identities Pt3

Sum and Difference Trigonometric Identities

Verifying Trigonometric Identities Involving Sum & Difference

Evaluating Trigonometry Expressions with Half and Double Angles Pt1

Evaluating Trigonometry Expressions with Half and Double Angles Pt2

Trigonometry Proofs Involving Half and Double Angles

Product to Sum and Sum to Product Formulas