3. Simplify each of the following, and then evaluate as an exact value. a) cos특cos -s 는 tan+tan 12 b) 197 197 sin–sin 1-tan플tan 18 18
3. Simplify each of the following, and then evaluate as an exact value. a) cos특cos -s 는 tan+tan 12 b) 197 197 sin–sin 1-tan플tan 18 18
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°.
Related questions
Question
trig solving
Transcribed Image Text:3. Simplify each of the following, and then evaluate as an exact value.
:- sin sin 18
- sin
tan+tan
b):
1-tan플tan
197
197
a) cos cos
12
18
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