A box with a square base and open top must have a volume of 389344 cm3cm3. We wish to find the dimensions of the box that minimize the amount of material used.
First, find a formula for the surface area of the box in terms of only xx, the length of one side of the square base.
length of the side of the sq bottom is 92 cm
*** MINIMUM amt of material needed is ____ cm^2???????? HELP W THIS ONE