Below are a firm's cost and revenue functions: 0.272 C(x) = 5x; R(x) = 8x - 100 i) Evaluate MR (10) and interpret your result What is the firm's profit function? Find the firm's profit-maximizing output? iv) What is the maximum profit the firm can make given its cost and profit functions? v) Can you find the breakeven output based on the given cost and revenue functions? What is the difference between "profit-maximization" and "breakeven" behaviors of the firm