Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 1 - 1.1 - Graphs of Equations - 1.1 Exercises - Page 79: 72


Center: $(2,-3)$; Radius: $r=\frac{4}{3}$

Work Step by Step

Equation of a circle: $(x-h)^2+(y-k)^2=r^2~~ $ (standard form) Center: $(h,k)$; Radius: $r$ $(x-2)^2+(y+3)^2=\frac{16}{9}$ $(x-2)^2+[y-(-3)]^2=(\frac{4}{3})^2$ $h=2$, $k=-3$, $r=\frac{4}{3}$
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