Multiple Choice
The percent p of impurities that can be removed from the waste water of a manufacturing process at a cost of C dollars is given by . Find any C values within the domain of the problem at which the rate of change of p with respect to C does not exist.
A)
B)
C)
D)
E) All C values within domain are valid.
Correct Answer:

Verified
Correct Answer:
Verified
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