Question

Hard calculus question, please only answer if you are capable.

Answer 1

Step 1:

Given data

Cardboard size:

Length = L = 16

Breadth = W = 30

Step 2:

Let x in square is cut from 4 corners and bended into a box whose size is now

L = 16 - 2x

W = 30 - 2x

H = x