Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 8 - Section 8.1 - Polar Coordinates - 8.1 Exercises - Page 593: 51

Answer

$x^2+y^2=49$

Work Step by Step

The answer will be a circle of radius 7 and centered at the origin. That would look like this in standard form $x^2+y^2=7^2$, which simplifies to $x^2+y^2=49$.
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