Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter1: Trigonometry
Section1.3: Right Triangle Trigonometry
Problem 1ECP: Use the triangle below to find the values of the six trigonometric functions of .
Related questions
Question
Transcribed Image Text:Use the figure to find the exact value of the
following trigonometric function.
cos (2α)
cos (2a) = (Simplify your answer.)
6
8
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