Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 6 - The Circular Functions and Their Graphs - 6.2 The Unit Circle and Circular Functions - 6.2 Exercises - Page 588: 46


$\cot{3.8426}\approx 1.1848$

Work Step by Step

RECALL: $\cot{\theta} = \dfrac{1}{\tan{\theta}}$ Use a calculator in radian mode and round-off the answer to four decimal places to obtain: $\cot{3.8426}=\dfrac{1}{\tan{3.8426}} \approx 1.1848$
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