5. Using the formula for the cosine of the difference of two angles, find the exact value of cos (-) COS 4 6

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 44E
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5. Using the formula for the
cosine of the difference of two
angles, find the exact value of
cos (-).
COS
4
6
Transcribed Image Text:5. Using the formula for the cosine of the difference of two angles, find the exact value of cos (-). COS 4 6
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