Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 4 - Section 4.2 - Trigonometric Functions: The Unit Circle - Exercise Set: 62

Answer

$\approx 0.8253$

Work Step by Step

Use a calculator in RAD mode then round-off the answer to four decimal places to obtain: $\cos{0.6} \approx 0.8253$
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