The unit cost, in dollars, to produce tubs of ice cream is $15 and the fixed cost is $11826. The price-demand function, in dollars per tub, is p(x) = 323 - 2x. Find the cost function. C(x) = Find the revenue function. R(x) = Find the profit function. P(x) = At what quantity is the smallest break-even point? tubs of ice cream