Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 13 - Section 13.1 - The Parabola and the Circle - Exercise Set - Page 926: 25

Answer

Centre = (-1, 2) Radius = 3
1493539822

Work Step by Step

$x^{2}$ + 2x + $y^{2}$ - 4y = 4 $(x+1)^{2}$ - 1 + $(y-2)^{2}$ - 4 = 4 $(x+1)^{2}$ + $(y-2)^{2}$ = 9 $(x+1)^{2}$ + $(y-2)^{2}$ = $3^{2}$ Centre = (-1, 2) Radius = 3
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.