Calculus 10th Edition

Published by Brooks Cole
ISBN 10: 1-28505-709-0
ISBN 13: 978-1-28505-709-5

Chapter P - P.3 - Functions and Their Graphs - Exercises - Page 27: 26

Answer

All real numbers $x$ such that $x \ne \pi /6 + 2\pi k, 5\pi/6 + 2\pi k$ where $k$ is an integer

Work Step by Step

The denominator must not equal 0: $\sin x - 1/2 \ne 0$ $\sin x \ne 1/2$ $x \ne \pi /6 + 2\pi k, 5\pi/6 + 2\pi k$ where $k$ is an integer
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