6. Find the value of sin(-780°)cos(3600°). A. C. 2 B. - D. 2 7. If secß = Eand asBs Find cosß – sinß. 25 3 24 C.- 25 31 D. 25 A. 25 31 В. 25 8. If cotA = find 3sina-cosa 2 cos A 17 A. C. 10 10 17 В. D. 10 10
6. Find the value of sin(-780°)cos(3600°). A. C. 2 B. - D. 2 7. If secß = Eand asBs Find cosß – sinß. 25 3 24 C.- 25 31 D. 25 A. 25 31 В. 25 8. If cotA = find 3sina-cosa 2 cos A 17 A. C. 10 10 17 В. D. 10 10
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Question
CIRCULAR FUNCTIONS
6. Find the value of sin(−7800°) cos(36000°).
7. If secβ = −25/24 and π ≤ β ≤ 3π/2. Find cosβ − sinβ.
8. If cotA =5/4, find 3sinA−cosA/2cosA.
9. Solve for angle A if cos (7π/6) = sinA and A is in the third quadrant.
Transcribed Image Text:6.
Find the value of sin(-780°)cos(3600°).
A.
C.
2
2
B. -2
D.
2
2
7.
and asBs. Find cosß – sinß.
25
If secß =
24
A.
С.
25
31
D.
25
25
31
В.
25
8. If cotA
=, find-
3sina-cosa
2 cos A
17
A.
10
C.
10
В.
17
D.
10
10
9.
Solve for angle A if cos () = sinA and A is in the third quadrant.
A.
C.
3
B.
6.
SE
D.
6.
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