Suppose that cos a cos tan Find the exact values of cos and tan 2 2 a 2 0 > ܐ 0 2 13 and

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 13E
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Write the answer as a fraction in simplest form. Do not use the decimal point.

Suppose that cos a
a
cos - 0
2
tan
a
2
2
a
Find the exact values of cos and tan
2
=
13
5<
2
and
<a < π.
गंत
2
8
Undefined
X
Transcribed Image Text:Suppose that cos a a cos - 0 2 tan a 2 2 a Find the exact values of cos and tan 2 = 13 5< 2 and <a < π. गंत 2 8 Undefined X
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