Find the exact value using half angle idcntity. COS 22.5° A.) - Jz+rz B-) 2-JZ C.) D.) 2. 2

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Topics In Analytic Geometry
Section: Chapter Questions
Problem 2T
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How to solve for the following:
Find the exact value using half angle
identity.
COS 22.5°
B-)
A.)-늑 J2te
C.)
2-12
2.
2.
Transcribed Image Text:Find the exact value using half angle identity. COS 22.5° B-) A.)-늑 J2te C.) 2-12 2. 2.
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