Answer
See the graph
Work Step by Step
We are given: $y=-0.5x^2+2x+1$
Make a table of values
$x=0 \rightarrow y=1$
$x=2 \rightarrow y=3$
$x=4 \rightarrow y=1$
The vertex is $(2,3)$. It is a maximum.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 9 - Quadratic Functions and Equations - Mid-Chapter Quiz - Page 575: 9
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