Algebra: A Combined Approach (4th Edition)

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

Chapter 13 - Section 13.1 - The Parabola and the Circle - Exercise Set - Page 925: 15

Answer

Vertex = (8, 1)
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Work Step by Step

x = -2$y^{2}$ + 4y + 6 x = -2[ $y^{2}$ - 2y - 3 ] x = -2[ $(y-1)^{2}$ - 1 - 3 ] x = -2[ $(y-1)^{2}$ - 4 ] x = -2$(y-1)^{2}$ + 8 Thus vertex = (8, 1)
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