Answer
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.
$-b/2a = -1/2*1 = -.5$
Algebra 1
by Hall, Prentice
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
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