Show that each of the following statements is true by transforming the left side of each oneinto the right side.     (1-cos theta  ) (1 + cos theta )=   sin  2 theta

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.2: Trigonometric Functions Of Angles
Problem 57E
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Show that each of the following statements is true by transforming the left side of each one
into the right side.

 

 

(1-cos theta  ) (1 + cos theta )=   sin  2 theta

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