7 (10 pts). A rectangular box with a volume of 320 ft is to be constructed with a square base and top., The cost of the
Posted: Tue May 10, 2022 8:22 pm
7 (10 pts). A rectangular box with a volume of 320 ft is to be constructed with a square base and top., The cost of the material for the bottom of the box is 15 cents per square foot, for the top is 10 cents per square foot, and for cach of the sides is 2.5 cents per square foot. Denote the dimensions of the box by IX X X y. Write a formula for the total cost of the box in terms of and y. What dimensions minimize the total cost of the box?