7. Over the domain 0s x s2n, the equation cos(x)-sin(x)%3D2 cos(2x) has:

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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7. Over the domain 0s x s2n, the equation cos(x)-sin(x)=2 cos(2x) has:
5TC
4' 4
23T
and
12
7TC
a. solution at
4
b. solutions at
12
C. solution at
4
5TC
TC
d. solutions at
3T
(7Tm
19Tt
and
4 4
| 12
12
Transcribed Image Text:7. Over the domain 0s x s2n, the equation cos(x)-sin(x)=2 cos(2x) has: 5TC 4' 4 23T and 12 7TC a. solution at 4 b. solutions at 12 C. solution at 4 5TC TC d. solutions at 3T (7Tm 19Tt and 4 4 | 12 12
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