Question

plz help me packing plant wishes to design boxes witha a volume of not more than 100in^3.squares are to be cut from the corners of a 12in by 15 in piec of cardboard with flapes folded up to make an opn box.what siz squars should be cut from the cardboard? plz help

Answer 1

(12-2x)*(15-2x)*x=100
4x^3-54x^2+180x-100=0

x=0.69
x=4.20
x=8.61

Answer 2

why did u multiplyed it