Establish the identity 2 2 cos - sin 0 2, 1 - tan 0 2 = cos 0.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 88E
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Establish the identity
2
2
cos - sin 0
2
1- tan 0
2
= cos ²0.
Transcribed Image Text:Establish the identity 2 2 cos - sin 0 2 1- tan 0 2 = cos ²0.
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