2. The cost, C, in dollars, of making x large combo pizzas at a local pizzeria can be modelled by the function C(x) = -0.002x3 + 0.03 x2 + 2x, and the price per large combo pizza is $16.50. Determine [24] a. Revenue function, R(x) (b) Marginal revenue function, R'(x) (c). Profit function, P(X) (d) Marginal Profit function, P'(x) (e). Marginal revenue (f) Marginal profit [For (e) and (f), the sale is 200 large combo pizzas.]