Answer
$1.4426$
Work Step by Step
$\sin s=0.9918$ can be written as $s=\sin^{-1} (0.9918)$.
Ensuring that the calculator is in radians, we type $\sin^{-1} (0.9918)$ into the calculator and solve:
$s=\sin^{-1} (0.9918)\approx1.4426$
Trigonometry (10th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
0321671775
ISBN 13:
978-0-32167-177-6
Chapter 3 - Radian Measure and the Unit Circle - Section 3.3 The Unit Circle and Circular Functions - 3.3 Exercises - Page 118: 57
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