a) Dominique clothing line can produce a maximum of 4800 dresses in a year.If it sells dresses during the year then its profit, in dollars, is given by: P (x)=75,000,000-225,000 x+375x² How many dresses should they try to sell to maximize their profit? b) Vijay's Milk Farm's cost function is defined as: Cx=7800+81x+0.02x² i.cost to produce 315 units average cost to produce 240 units.