A rancher with 750 ft of fencing wants to enclose a rectangular area and then divide it into four pens with fencing parallel to one side of the rectangle. (a) Find a function that models the total area of the four pens. A(w) = . (b) Find the largest possible total area of the four pens.
a) A(w) = (750 - 5w)(w/4)
b) Maximum area = 11718.75 ft2