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: 24

Answer

Centre = (-5, 0) Radius = 5
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Work Step by Step

$x^{2}$ + 10x + $y^{2}$ = 0 $(x+5)^{2}$ - 25 + $y^{2}$ = 0 $(x+5)^{2}$ + $y^{2}$ = 25 $(x+5)^{2}$ + $y^{2}$ = $5^{2}$ Centre = (-5, 0) Radius = 5
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