In Exercises 63–68, find the values of the trigonometric functions from the given information. (See Example 5 and sin 0 < 0, find cos 0 and sin6. 11 %3D 64. Given cot 0 20 and cos 0 < 0, find sin 0 and cos 0. 21 60 63. Given tan 0 3 and tan e > 0, find cos 0 and cot 0. 10 66. Given cos 0 = 8. and csc 0 > 0, find sin0 and tan6. 65. Given sin 0 = V58 and cot 0 < 0, find csc 0 and cos 0. 7 V26 and cos 0 < 0, find sin 0 and cot6. 68. Given csc 0 = 67. Given sec 0 = For Exercises 69-74, use fundamental trigonometric identities to find the values of the functions. (See Example 6 20 for 0 in Quadrant IV, find sin 0 29 8. for 0 in Quadrant III, find cos 0 17 69. Given cos 0 70. Given sin 0 and tan 0. and cot 0. 71. Given tan 0 = -4 for 0 in Quadrant II, find sec 0 72. Given sec 0 = 5 for 0 in Quadrant IV, find cscA %3D %3D and cot 0. and cos 0. 73. Given cot 0 = for 0 in Quadrant III, find csc 0 4 for 0 in Quadrant II, find cot 0 3 74. Given csc 0 = %3D and sin 0. and cos 0. Mixed Exercises For Exercises 75-76, find the sign of the expression for A in each quadrant

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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How do I solve for 70?

In Exercises 63–68, find the values of the trigonometric functions from the given information. (See Example 5
and sin 0 < 0, find cos 0 and sin6.
11
%3D
64. Given cot 0
20
and cos 0 < 0, find sin 0 and cos 0.
21
60
63. Given tan 0
3
and tan e > 0, find cos 0 and cot 0.
10
66. Given cos 0 =
8.
and csc 0 > 0, find sin0 and tan6.
65. Given sin 0 =
V58
and cot 0 < 0, find csc 0 and cos 0.
7
V26
and cos 0 < 0, find sin 0 and cot6.
68. Given csc 0
=
67. Given sec 0 =
For Exercises 69-74, use fundamental trigonometric identities to find the values of the functions. (See Example 6
20
for 0 in Quadrant IV, find sin 0
29
8.
for 0 in Quadrant III, find cos 0
17
69. Given cos 0
70. Given sin 0
and tan 0.
and cot 0.
71. Given tan 0 = -4 for 0 in Quadrant II, find sec 0
72. Given sec 0 = 5 for 0 in Quadrant IV, find cscA
%3D
%3D
and cot 0.
and cos 0.
73. Given cot 0 =
for 0 in Quadrant III, find csc 0
4
for 0 in Quadrant II, find cot 0
3
74. Given csc 0 =
%3D
and sin 0.
and cos 0.
Mixed Exercises
For Exercises 75-76, find the sign of the expression for A in each quadrant
Transcribed Image Text:In Exercises 63–68, find the values of the trigonometric functions from the given information. (See Example 5 and sin 0 < 0, find cos 0 and sin6. 11 %3D 64. Given cot 0 20 and cos 0 < 0, find sin 0 and cos 0. 21 60 63. Given tan 0 3 and tan e > 0, find cos 0 and cot 0. 10 66. Given cos 0 = 8. and csc 0 > 0, find sin0 and tan6. 65. Given sin 0 = V58 and cot 0 < 0, find csc 0 and cos 0. 7 V26 and cos 0 < 0, find sin 0 and cot6. 68. Given csc 0 = 67. Given sec 0 = For Exercises 69-74, use fundamental trigonometric identities to find the values of the functions. (See Example 6 20 for 0 in Quadrant IV, find sin 0 29 8. for 0 in Quadrant III, find cos 0 17 69. Given cos 0 70. Given sin 0 and tan 0. and cot 0. 71. Given tan 0 = -4 for 0 in Quadrant II, find sec 0 72. Given sec 0 = 5 for 0 in Quadrant IV, find cscA %3D %3D and cot 0. and cos 0. 73. Given cot 0 = for 0 in Quadrant III, find csc 0 4 for 0 in Quadrant II, find cot 0 3 74. Given csc 0 = %3D and sin 0. and cos 0. Mixed Exercises For Exercises 75-76, find the sign of the expression for A in each quadrant
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