3 24) cos 0 = = where 270 ≤ 0 < 360 5 Find sin 20

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 54E
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3
5
Find sin 20
24) cos 0
where 270 ≤ 0 < 360
Transcribed Image Text:3 5 Find sin 20 24) cos 0 where 270 ≤ 0 < 360
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