Answer
$$θ=\frac{-7.236+\pi n}{5}$$
Work Step by Step
Solving the equation using inverse trigonometric functions, we find:
$$\tan \left(5θ+7\right)=-0.241 \\ θ+7=\arctan \left(-0.241\right)+\pi n \\ θ=\frac{-7.236+\pi n}{5}$$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 9 - Trigonometric Identities, Models, and Complex Numbers - 9.1 Trigonometric Equations - Exercises and Problems for Section 9.1 - Exercises and Problems - Page 357: 13
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