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Home  /  Precalculus: Graphical, Numerical, Algebraic (10e, HS/AP edition)  /  Chapter 5 · Analytic Trigonometry
Section 5.4

Multiple-Angle Identities

Double-angle, half-angle, and power-reducing formulas for sine, cosine, and tangent.

4 lessons. Pick what you need.

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Chapter 5 · Analytic Trigonometry
5.1 5.2 5.3 5.4 5.5 5.6
Lesson

Lesson on Double-Angle Identities

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Lesson

Lesson on Sum to Product (and Product to Sum) Identities

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Lesson

Lesson on Half-Angle Identities

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Lesson

Lesson Summarizing All the Trig Identities

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