#3 a] A cylindrical can is being designed to hold 1.2L (1200mL) of vitamin water. The company \"Canning with Calculus" is designing the can and wishes to minimize the amountof aluminum used in producing the In. Their can-making machine requires that the smallest dimension for any can is 4cm. Determine the dimensions of the can which minimize the amount of aluminum. You may nd SA = 21172 + 2mm and V = \"3!: helpful. b] Using words or pictures explain why setting a derivative to zero allows us to nd a max or min for some