In the parish of St. Elizabeth, you were asked to be the Managing Director of a company that manufactures car battery. Using a function of your choice for the product's demand and the total cost...

Extracted text: In the parish of St. Elizabeth, you were asked to be the Managing Director of a company that manufactures car battery. Using a function of your choice for the product's demand and the total cost (which includes fixed and variable costs) 2. i. Determine the revenue function by showing your full working. ii. Determine the profit function. ii. Using the figures that you arrived at in parts i. and ii., demonstrate how the maximum profit ca be found.e B II I!!