Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Chapter 9 - Polar Coordinates; Vectors - 9.2 Polar Equations and Graphs - 9.2 Assess Your Understanding - Page 586: 31



Work Step by Step

$r=2$ means a circle with the centre at the pole with radius of $2$, hence the answer is E.
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