Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 6 - 6.6 - Inverse Trigonometric Functions - 6.6 Exercises - Page 484: 46

Answer

$tan(arctan~45)=45$

Work Step by Step

$45$ lies in the range of $tan~x$: ($-∞\leq x\leq∞$). So, $tan(arctan~45)=45$
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