Algebra 1: Common Core (15th Edition)

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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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.
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