Answer
$y=\sqrt {4-x^2}+2$
Work Step by Step
We start with $x^2+(y-2)^2=4$.
Subtract $x^2$ from both sides.
$(y-2)^2=4-x^2$
Take the square root of both sides.
$y-2=\sqrt {4-x^2}$
Add 2 to both sides.
$y=\sqrt {4-x^2} + 2$
Calculus: Early Transcendentals 8th Edition
by Stewart, James
Published by
Cengage Learning
ISBN 10:
1285741552
ISBN 13:
978-1-28574-155-0
Chapter 1 - Section 1.1 - Four Ways to Represent a Function - 1.1 Exercises - Page 21: 54
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