Trigonometry (11th Edition) Clone

Published by Pearson
ISBN 10: 978-0-13-421743-7
ISBN 13: 978-0-13421-743-7

Chapter 6 - Inverse Circular Functions and Trigonometric Equations - Section 6.1 Inverse Circular Functions - 6.1 Exercises - Page 265: 63



Work Step by Step

$y=$arctan $1.1111111=\tan^{-1} 1.1111111$ Ensuring that the calculator is in radians, we type $\tan^{-1} 1.1111111$ into the calculator and solve: $\tan^{-1} 1.1111111\approx0.83798122$ Therefore, $y=$arctan $1.1111111\approx0.83798122$.
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