econ homework?

Question

4. (1.5 points) A monopolist has the following short-run total and marginal cost functions and demand function:

Total Cost:
Marginal Cost:
Demand:

where P is the price per unit of output, and Q is the quantity of output.

(a) What price and quantity combination maximizes the monopolist's total revenues?

(b) What is the price range over which a price decrease would lead to an increase in the monopolist’s total revenue?

(c) What price will the profit-maximizing monopolist charge? What will profits equal?

(d) What is the allocatively (socially) efficient price-quantity combination?

Answer 1

I can't help if you haven't listed the costs...