Asked by Lenny
A box is to be made of a piece of cardboard 9 in ² by cutting equal squares out of the corners and turning up the sides. Find the volume of the largest box that can be made this way
Answers
Answered by
oobleck
if the squares have side x, then
v = (9-2x)^2 * x
find where dv/dx = 0
v = (9-2x)^2 * x
find where dv/dx = 0