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 F - Foundations: A Prelude to Functions - Section F.4 Circles - F.4 Assess Your Understanding - Page 38: 5

Answer

$(x-h)^2+(y-k)^2=r^2$

Work Step by Step

The standard form of an equation of a circle whose center is at $(h,k)$ and whose radius is $r$ is: $$(x-h)^2+(y-k)^2=r^2$$
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