Answer
(a) $ y=-(x+7)^{2}$
(b) $ y=-(x-4)^{2}$
Work Step by Step
Since the shifts are all along the x-axis and the original equation is $ y=-x^{2}$, we have:
(a) $ y=-(x+7)^{2}$
(b) $ y=-(x-4)^{2}$
Thomas' Calculus 13th Edition
by Thomas Jr., George B.
Published by
Pearson
ISBN 10:
0-32187-896-5
ISBN 13:
978-0-32187-896-0
Chapter 1: Functions - Section 1.2 - Combining Functions; Shifting and Scaling Graphs - Exercises 1.2 - Page 19: 21
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