Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Chapter 8 - Polar Coordinates; Vectors - Section 8.1 Polar Cordinates - 8.1 Assess Your Understanding - Page 591: 12



Work Step by Step

The point $(2,\frac{7\pi}{6})$ is obtained by rotating $\frac{7\pi}{6}=210^{\circ}$ counterclockwise to give an angle of $+\frac{7\pi}{6}$ and then moving 2 units from the pole and being on the terminal side of angle $\frac{7\pi}{6}$. The point is $C$.
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