4 19. Find the exact value of sin 2a for the given conditions: cos a=- and a is acute. 4. 3 25 (a) 28 24 (b) 25 23 (c) 25 22 (d) 25 1 20. arcsin- %3D
4 19. Find the exact value of sin 2a for the given conditions: cos a=- and a is acute. 4. 3 25 (a) 28 24 (b) 25 23 (c) 25 22 (d) 25 1 20. arcsin- %3D
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
#19
![utlons of the equation in (0,2x) and then add them.
16. cos 2xr-
(a) 3z
(b)
(c) 4x
(d)
17. sin 2x+ sin x= 0
(a) Z
(b) 2 л
(c) 3z
(d) 4 7
5元
18. Find the exact value of sin
12
use
12
4 6
V6-12
(a)
2-V6
(b)
4.
V6+ V2
(c)
V3-12
(d)
4.
4
19. Find the exact value of sin 2a for the given conditions: cosa=- and a is acute.
3.
25
(a)
28
1
20. arcsin
24
(b)
25
23
(c)
25
22
(d)
25
(a)
(b)
3
(d)
4
(c)
(e) not given
21. tan(arccos0)%3D
e here to search
%3D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F00bf5977-87d1-44a8-abc7-12aa1f120220%2Ffcd77e6c-05cf-4e77-9f6f-b9a10e7666f0%2Fsozwmuk_processed.jpeg&w=3840&q=75)
Transcribed Image Text:utlons of the equation in (0,2x) and then add them.
16. cos 2xr-
(a) 3z
(b)
(c) 4x
(d)
17. sin 2x+ sin x= 0
(a) Z
(b) 2 л
(c) 3z
(d) 4 7
5元
18. Find the exact value of sin
12
use
12
4 6
V6-12
(a)
2-V6
(b)
4.
V6+ V2
(c)
V3-12
(d)
4.
4
19. Find the exact value of sin 2a for the given conditions: cosa=- and a is acute.
3.
25
(a)
28
1
20. arcsin
24
(b)
25
23
(c)
25
22
(d)
25
(a)
(b)
3
(d)
4
(c)
(e) not given
21. tan(arccos0)%3D
e here to search
%3D
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