if the total cost of producing x liters of salad oil is C(x)=0.375x^3-0.99x^2-200x+60,000
find the marginal cost at an output of 100litres
Solution;
Marginal coast is change in price that comes with producing an additional unit .
Hence:
Given;
Differentiate to get the marginal cost ;
Hence by direct substitution;
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