Find the exact value of COS 2x given that sin x III. 3 and is in quadrant

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Find the exact value of cos 20 given that sin x =
III.
0-20
16
25
16
0 25
7
25
7
25
- 음
and is in quadrant
F6
Transcribed Image Text:Find the exact value of cos 20 given that sin x = III. 0-20 16 25 16 0 25 7 25 7 25 - 음 and is in quadrant F6
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