Answer
See below
Work Step by Step
Obtain: $y=-2[x^2+x+4.5]\\y=-2[x^2+x+0.25+4.25]\\y=-2[(x+0.5)^2+4.25]\\y=-2(x+0.5)^2-8.5$
The vertex is $(0.5,-8.5)$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 9 Quadratic Relations and Conic Sections - 9.5 Graph and Write Equations of Hyperbolas - 9.5 Exercises - Mixed Review - Page 648: 54
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