1. Prove the Trigonometric Identity below. Include the Trigonometric Identities you used in your solution. cos³ (x) + sin³ (x) cos³(x) — sin³ (x) cos(x) + sin(x) cos(x) = sin(x) + = 2
1. Prove the Trigonometric Identity below. Include the Trigonometric Identities you used in your solution. cos³ (x) + sin³ (x) cos³(x) — sin³ (x) cos(x) + sin(x) cos(x) = sin(x) + = 2
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 70E
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