Assume that the TC function for a company is as follows: TC = 300 + 3Q + 2Q2.
(a) What is the average total cost function for this firm? Provide your answer as a function.
(b) What is the average fixed cost of producing 4 units of output? Provide your answer in dollars.
(c) What is the average variable cost of producing 4 units of output? Provide your answer in dollars.