F sin?(20)de c. D. - A. в. A B.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 23E
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F sin?(20)de
8
А.
В.
с.
D.
А
В
C
D
Transcribed Image Text:F sin?(20)de 8 А. В. с. D. А В C D
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