Question

A closed box with square base is to be built to house an ant colony. The bottom of the box and all four sides are to be made of material costing $3/ft2, and the top is to be constructed of glass costing $3/ft2. What are the dimensions of the box of greatest volume that can be constructed for $72? (Enter the dimensions (in feet) as a comma separated list.)

Answer 1

https://www.youtube.com/channel/UCsY_6LgE2DW3LZ9u03_Td1A?sub_confirmation=1