Beth has 3000 feet of fencing available to enclose a rectangular field.
a) Express the area A of the rectangle as a function of x, where x is the length of the rectangle.
b) For what value of x is the area largest?
c) What is the maximum area?
I have the answer but do not know how to set up. Can someone help.
a) A(x)=-x^2 + 1500x
b) A is largest when X = 750ft.
c) 565,500 ft sq