Algebra and Trigonometry 10th Edition

Published by Cengage Learning

Chapter 1 - 1.1 - Graphs of Equations - 1.1 Exercises - Page 79: 60

Answer

$x^2+y^2=49$

Work Step by Step

$(x-h)^2+(y-k)^2=r^2$ $h=0$, $k=0$ and $r=7$: $(x-0)^2+(y-0)^2=7^2$ $x^2+y^2=49$

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