Question 356157
the cardboard = 10 by 10
x is cut off from corner
so the length of the box will be 10-2x
the width also will be 10-2x
the height = x
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Volume V = (10-2x)^2*x
V=(100-40x+4x^2)*2x
V= 8x^3-80x^2+200x


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{{{0<x<5}}}
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m.ananth@hotmail.ca