Algebra 1

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

Chapter 9 - Quadratic Functions and Equations - 9-3 Solving Quadratic Equations - Mixed Review - Page 553: 65


Please see the graph.

Work Step by Step

The graph was created using graphing software. $y=2x^2-8x-5$ vertex: $x=-b/2a$ $x=-(-8)/2*2$ $x=8/4 = 2$ $y=2x^2-8x-5$ $y=2(2)^2-8(2)-5$ $y=2*4-16-5$ $y=8-16-5$ $y=-13$ The green line is the axis of symmetry, and the vertex is labeled.
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