Find the total revenue and total cost functions
A business manager estimates that when p dollars are charged for every unit of a product, the sales will be x=380−20p units. At this level of production, the average cost is modeled by A(x)=5+x50
(a.) Find the total revenue and total cost functions, and express the profit as a function of x. (b.) What price should the manufacturer charge to maximize profit? What is the maximum profit?