The total revenue and total cost equations of a firm are TR = 25Q; TC = 100

Question:

The total revenue and total cost equations of a firm are TR = 25Q;
TC = 100 + 20Q + 0.025Q2 .

a. Graph total revenue, total cost, marginal revenue, marginal cost and total profit for output levels Q = 0 to Q = 200.

b. What is this firm’s total profit equation?

c. Use marginal analysis to determine the level of output at which total profit is maximized.

d. Based on your answer to part

c, what is the relationship between marginal revenue and marginal cost?

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