Jse de Moivre's Theorer

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter2: Analytic Trigonometry
Section2.1: Using Fundamental Identities
Problem 1ECP: Use the conditions tanx=13 and cosx0 to find the values of all six trigonometric functions.
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Use de Moivre's Theorem to test the correctness of the following trigonometric identity:
3 sin 20 – sin 60
sin3 0 cos3 0
32
Transcribed Image Text:Use de Moivre's Theorem to test the correctness of the following trigonometric identity: 3 sin 20 – sin 60 sin3 0 cos3 0 32
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