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ENGR.ECONOMIC ANALYSIS
14th Edition
ISBN: 9780190931919
Author: NEWNAN
Publisher: Oxford University Press
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
Transcribed Image Text:The number x of bicycle helmets a retail chain is willing to sell per week at a price of $p is given
by x = 80/p + 25 – 350, 20<ps 100. Complete parts (A) and (B).
dx
(A) Find
dp
dx
800-
dp
700-
(B) Find the supply and the instantaneous rate of change of supply with respect to price when
the price is $75. Interpret your results.
x= 1000– 55/p+ 25
600–
500-
When the price is $75, the supply is
400-
(Type an integer or a decimal.)
300-
When the price is $75, the instantaneous rate of change of supply with respect to price is
200-
/지= 80시p+ 25 -350
(Type an integer or a decimal.)
100-
p.
0-
At a price of $75, the supply is
bicycle helmets per week and supply is
at a
20
40
60
80
100 120
rate of bicycle helmets per dollar.
(Type integers or decimals.)
Price (Dollars)
Supply/Demand
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