Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 11 - Section 11.6 - Further Graphing of Quadratic Functions - Exercise Set: 4

Answer

(-4;18)

Work Step by Step

vertex formula: -b/2a -(-8)/2(-1) = -4 Substitute x=-4 into equation -x2 -8x+2 therefore y value = 18 therefore vertex (-4;18)
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