Find the exact value of cos 2 .... cos 2 (Type your answer in radians.)

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter9: Real Numbers And Right Triangles
Section9.8: The Sine And Cosine Ratios
Problem 15E
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1
Find the exact value of cos
2
....
- 1
Cos
2
(Type your answer in radians.)
Transcribed Image Text:1 Find the exact value of cos 2 .... - 1 Cos 2 (Type your answer in radians.)
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