Evaluate the following expression when x is ?/6. Use exact values. 8 cos  2x +  ? 3

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.2: Trigonometric Functions Of Angles
Problem 43E
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Evaluate the following expression when x is ?/6. Use exact values.

8 cos
 
2x + 
?
3
 
 
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