If sin(x) (in Quadrant-I), find 14 cos(2x) :

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter1: Trigonometry
Section1.5: Graphs Of Sine And Cosine Functions
Problem 1ECP: Sketch the graph of y=2cosx on the interval 2,92.
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If sin(x)
(in Quadrant-I), find
14
cos(2æ) :
Transcribed Image Text:1 If sin(x) (in Quadrant-I), find 14 cos(2æ) :
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