Answer
$f(50)=0.4(50^{2})-36(50)+1000=200.$
Work Step by Step
For 50-year old drivers, according to the model,
there are 200 accidents per 50 million miles driven.
The point $(50,200) $ lies on the graph of f.
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 2 - Section 2.2 - Graphs of Functions - Exercise Set - Page 124: 46
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