Answer
See below.
Work Step by Step
The maximum value is at $x=-\frac{b}{2a}=-\frac{150}{2\cdot(-1)}=75.$ Hence the maximum value is $f(75)=-(75)^2+150(75)-4425=1200.$
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 3 - Mid-Chapter Check Point - Page 390: 20
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