Multiple Choice
Suppose that the total cost function, in dollars, for a certain commodity is given by
, where x is the number of units produced. The average cost is given by
for any level of production. Find the level of production where the instantaneous rate of change of the average cost equals zero. Round your answer to two decimal places.
A) 
B) 
C) 
D) 
E) 
Correct Answer:

Verified
Correct Answer:
Verified
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