b) sin 1 с) cos 2x - 2

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 50E
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Solve the equations:

1.) sin ?/3 = 1/2

2.) cos 2x = -1/2
 

1
b) sin
с) cos 2x
2
Transcribed Image Text:1 b) sin с) cos 2x 2
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