9. The curve y = x(4 - x) and the line y = x intersect at two points. (a) Determine the coordinates of the two points of intersection. (6 marks) (b) Sketch the two graphs on the same set of axes. (4 marks) (c) Show that the area enclosed by the curve y = x(4 - x) and the line y = x is = units?. (5 marks) End of Question Paper