Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 5 - Section 5.6 - Modeling Harmonic Motion - 5.6 Exercises - Page 457: 40

Answer

tan^-1(tan(-π/3)) = -π/3

Work Step by Step

Plug into calculator OR By hand: the tangent functions cancel each other out, leaving -π/3
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