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 $x^2+y^2=49$.
Precalculus: Mathematics for Calculus, 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
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
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