Answer
$P(500)=-20$
(loss of $\$ 20)$
Work Step by Step
b. The profit function found in part (a) is
$P(x)= 0.10x-70$
For x= 500 (items sold)
$P(500)=0.1\cdot 500-70=50-70=-20$
(negative profit = loss)
Finite Math and Applied Calculus (6th Edition)
by Waner, Stefan; Costenoble, Steven
Published by
Brooks Cole
ISBN 10:
1133607705
ISBN 13:
978-1-13360-770-0
Chapter 1 - Section 1.2 - Functions and Models - Exercises - Page 72: 19b
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