Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Chapter 7 - Analytic Trigonometry - 7.1 The Inverse Sine, Cosine, and Tangent Functions - 7.1 Assess Your Understanding - Page 450: 8


$0\leq x\leq\pi$

Work Step by Step

$\cos^{-1}(\cos(x))=x$ where $0\leq x\leq\pi.$ (as this is the range of $f(x)=\cos^{-1}(x).$)
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