Suppose you have 74 feet of fencing to enclose a rectangular dog pen. the function a=37x-x^2, where x = width, gives you the area of the dog pen in square feet. what width gives you the maximum area? what is the maximum area?

a). width = 37ft; area =721.5
b). width = 18.5ft; area = 342.3
c). width = 37ft; area = 342.3
d). width = 18.5ft; area =1026.8