Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 9 - Quadratic Functions and Equations - 9-2 Quadratic Functions - Standardized Test Prep - Page 546: 43

Answer

D

Work Step by Step

$y=x^2-6x+9$ $x=-b/2a$ $x = -(-6)/2*1$ $x = 6/2 = 3$ $x=3$
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