cos 12 cos 12 + sin 12 IT sin 12 cos

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Related questions
Question
The exact value of the following is:
 
A. 1/2
B. sin(?/3)
C. cos(?/3)
D. √3/2
cos
12
cos
12
+ sin
12
IT
sin
12
cos
Transcribed Image Text:cos 12 cos 12 + sin 12 IT sin 12 cos
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