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 - Practice and Problem-Solving Exercises - Page 545: 38


Answers may vary. $x^2+x+1$

Work Step by Step

The vertex is at $x=-.5$, where $y=.75$. Thus, the entire graph is above the x-axis. $-b/2a = -1/2*1 = -.5$
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