Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 9 - Quadratic Functions and Equations - Mid-Chapter Quiz - Page 560: 8


Please see the graph.

Work Step by Step

$y=x^2+2x+4$ vertex: $x=-b/2a$ $x=-2/2*1$ $x = -2/2 = -1$ $y=(-1)^2+2(-1)+4$ $y=1-2+4$ $y=3$ The blue line is the axis of symmetry.
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