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 585: 3



Work Step by Step

The standard equation for a circle with radius $r$ and centre $(h,k)$ is: $(x-h)^2+(y-k)^2=r^2$, hence our equation: $(x-(-2))^2+(y-5)^2=3^2$, which is: $(x+2)^2+(y-5)^2=9.$
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