tan (155° + 35°) A. -3 В.- 2 D. - С. 3 If cos a and tan a < 0, then find sin 2a. 120 C. 169 119 119 120 А. 169 В. D. 169 169 If sin a , and cot A < 0, then find cos 2a. A. 24 B.25 C. D. 25 25 25

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

2

-13
V3
С.
D. -
tan (155° + 35°) A. -
В.-2
If cos a =
and tan a< 0, then find sin 2a.
119
119
120
120
А.
169
В.
С.
169
D.
169
169
If sin a
and cot A < 0, then find cos 2a.
24
A.
25
B.
C. 24
25
D. -
25
25
Transcribed Image Text:-13 V3 С. D. - tan (155° + 35°) A. - В.-2 If cos a = and tan a< 0, then find sin 2a. 119 119 120 120 А. 169 В. С. 169 D. 169 169 If sin a and cot A < 0, then find cos 2a. 24 A. 25 B. C. 24 25 D. - 25 25
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