Posted by **ciara** on Sunday, September 16, 2012 at 10:21pm.

An Open Box Of Maximum Volume Is To Be Made From A Square Piece Of Cardboard Twentyfour Inches On Each Side By Cutting Equal Suares Frm The Corners And Turning Up The Sides

- calculus -
**Steve**, Monday, September 17, 2012 at 10:23am
as Reiny posted elsewhere,

let each side of the equal squares be x inches

length of box = 24-2x

width of box = 24-2x

height of box = x

a) Volume = x(24-2x)(24-2x)

now just find where dv/dx = 0, and you're done.

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