Find the solutions to the given equation in the interval [0, 211). 2 cos 2 *+ 1 = 0 %3D

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 44E
Question
1. Find the solutions to the given equation in the interval [0, 211).
2 cos
cos + 1 = 0
Transcribed Image Text:1. Find the solutions to the given equation in the interval [0, 211). 2 cos cos + 1 = 0
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