Answer
(a) $sin~(\frac{\pi}{18})=0.1736$
(b) $cot~(\frac{5\pi}{6})=-1.7321$
Work Step by Step
Select the radian (RAD) mode.
(a) $sin~(\frac{\pi}{18})=0.1736$
(b) $cot~(\frac{5\pi}{6})=\frac{1}{tan~(\frac{5\pi}{6})}=-1.7321$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 6 - Review Exercises - Page 500: 34
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