A company manufactures and sells DVD's. Here are the equations they use in connection with their business.
Number of DVD's sold each day: n(x) = x
Selling price for each DVD: p(x) = 13.5 - 0.04r
Daily fixed costs: f(x) = 190
Daily variable costs: v(r) = 2x
Find the following functions.
a. Revenue = R(x) = the product of the number of DVD's sold each day and the selling price of each DVD.
R(x) =
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b. Cost = C(r) = the sum of the fixed costs and the variable costs.
C(x) =
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c. Profit = P(x) = the difference between revenue and cost.
P(x) =
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d. Average cost = C (x) = the quotient of cost and the number of DVD's sold each day.
C(x) =
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