Suppose that sinθ=1/ √10 and <90°<θ 180° .Find the exact values of cos θ/2 and tan θ/2 .
Suppose that sinθ=1/ √10 and <90°<θ 180° .Find the exact values of cos θ/2 and tan θ/2 .
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.2: Trigonometric Functions Of Angles
Problem 18E
Question
Suppose that
sinθ=1/ √10
and
<90°<θ 180°
.
Find the exact values of
cos θ/2
and
tan θ/2
.
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