Write the product as a sum or difference: 18 cos(22c) sin(9c) =

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 31E
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Question 10
Write the product as a sum or difference:
18 cos(22c) sin(9c)
Question 11
Transcribed Image Text:Question 10 Write the product as a sum or difference: 18 cos(22c) sin(9c) Question 11
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