Answer
Answers may vary--one example is provided.
$x^2-4x+2$
Work Step by Step
$-b/2a = 2$
$-b/2a*2a = 2*2a$
$-b = 4a$
$x^2-4x+2$
$-(-4) = 4*1$
$4 = 4$ (true)
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: 36
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