2 sin 8 then I- cas o +SinD is also y. ノ I+ Cos 9 + sing I+sing

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.5: Product-to-sum And Sum-to-product Formulas
Problem 34E
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O.
2 sin 8
1- cas o +Sin 9
then
is also y.
ノ
I+ cos 8 + Sino
I+sing
Transcribed Image Text:O. 2 sin 8 1- cas o +Sin 9 then is also y. ノ I+ cos 8 + Sino I+sing
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