Trigonometry (11th Edition) Clone

Published by Pearson
ISBN 10: 978-0-13-421743-7
ISBN 13: 978-0-13421-743-7

Chapter 6 - Test - Page 294: 18a


$x = \frac{arccos~y}{3}$

Work Step by Step

$y = cos~3x$, where $x~in~[0,\frac{\pi}{3}]$ $3x = arccos~y$ $x = \frac{arccos~y}{3}$
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