14. a. -3 5 Find the exact value: Given cose OTO cos(-) ę tan( b. tan( = e in Quadrant III,

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 3E
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Given cos (theta)= - 3/5, and theta in quadrant 3, what is cos (theta/2)? And what is tangent of (theta/2)?

14.
a.
-3
5
Find the exact value:
Given cos 0 =
=
Cos
0
b. tan(
0-
ein Quadrant III,
X-3
Transcribed Image Text:14. a. -3 5 Find the exact value: Given cos 0 = = Cos 0 b. tan( 0- ein Quadrant III, X-3
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