An open box with a square base is to be made from a square piece of cardboard 9 inches on a side by cutting out a square from each corner and turning up the sides. See the figure. Answers parts (a) through (e). (c) What is the volume it a 3-inch square is cut out? The volume is 27 cubic inches. (Simplify your answer.) (d) Graph V=V(x). For what value of x is V largest? Choose the correct graph below. OA. OB. O C. E Xmin = 0, Xmax=4.5, Xscl=0.5, Ymin-0 Vmax=60 Vecl-10 G Xmin = 0, Xmax = 4.5, Xscl=0.5, Ymin 0 Vmax=60 Yerl-10 E Xmin = 0, Xmax=4.5, Xscl=0.5, Vmin-0 Vmax=20 Vel-5 O D. 9 in. a Xmin=0, Xmax=4.5, Xscl=05