K Use the figure to find the exact value of the following trigonometric function. cos (2a) cos (2a)= (Simplify your answer.) F2 80 F3 000 000 F4 " 8 15 MacBook Air
K Use the figure to find the exact value of the following trigonometric function. cos (2a) cos (2a)= (Simplify your answer.) F2 80 F3 000 000 F4 " 8 15 MacBook Air
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.2: Trigonometric Functions Of Angles
Problem 7E
Question
Transcribed Image Text:K
Use the figure to find the exact value of the
following trigonometric function.
cos (2a)
cos (2a)=
(Simplify your answer.)
F2
80 F3
000
000 F4
"
8
15
MacBook Air
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