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How to Use Product to Sum and Sum to Product Formulas in Trig

Professor Leonard via YouTube

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This course explains how to use product-to-sum and sum-to-product formulas for sine and cosine in trigonometry, with several examples and demonstrations of their proofs.

Syllabus

How to Use Product to Sum and Sum to Product Formulas in Trig (Precalculus - Trigonometry 29)

Taught by

Professor Leonard

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