22. (a) arcsin (b) cos¹ (c) tan-¹/2 A a 13 12 B с B 5 C

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section: Chapter Questions
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Exercises 21 and 22: Evaluate each expression using the
figure to obtain either a or B.
B
21. (a) tan-¹
(b) sin ¹3
(c) arccos
22. (a) arcsin
(b) cos ¹3
(c) tan-¹ 12
A
A
α
5
13
4
12
B
3
B
B
5
C
Transcribed Image Text:Exercises 21 and 22: Evaluate each expression using the figure to obtain either a or B. B 21. (a) tan-¹ (b) sin ¹3 (c) arccos 22. (a) arcsin (b) cos ¹3 (c) tan-¹ 12 A A α 5 13 4 12 B 3 B B 5 C
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