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: 47

Answer

It is not possible.

Work Step by Step

$-\sqrt 3$ does not lie in the range of $cos~x$: ($-1\leq x\leq1$). So, $cos[arccos(-\sqrt 3)]$ does not exist.
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