2) The cost price of a Saturn is $13 000. When the dealer sells each car for $25 000, he sells 21 cars per month. For each reduction of $1000 in the selling price, the dealer sells 3 more cars each...

Extracted text: 2) The cost price of a Saturn is $13 000. When the dealer sells each car for $25 000, he sells 21 cars per month. For each reduction of $1000 in the selling price, the dealer sells 3 more cars each month. a) Determine the Profit equation for this function. b) Explain how the profit function was determined. Explain each variable. c) Determine the selling price of a car for maximum monthly profit.