Trigonometry (11th Edition) Clone

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

Chapter 4 - Graphs of the Circular Functions - Section 4.3 Graphs of the Tangent and Cotangent Functions - 4.3 Exercises - Page 173: 58


$x = \frac{5\pi}{4}$

Work Step by Step

The least positive number for which $y = cot~x$ is undefined is $\pi$ Let $x - \frac{\pi}{4} = \pi$ Then: $~~x = \frac{5\pi}{4}$
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