Answer
$θ=\frac{\pi}{3}$
Work Step by Step
$\arccos (\frac{1}{2})= \cos^{-1} (\frac{1}{2})$
$\cos^{-1} (\frac{1}{2}) = θ$
$\cos θ = \frac{1}{2}$
$θ=\frac{\pi}{3}$
Calculus 10th Edition
by Larson, Ron; Edwards, Bruce H.
Published by
Brooks Cole
ISBN 10:
1-28505-709-0
ISBN 13:
978-1-28505-709-5
Chapter 5 - Logarithmic, Exponential, and Other Transcendental Functions - 5.6 Exercises - Page 372: 5
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