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September 30, 2014

Homework Help: Calculus - dimensions of a box?

Posted by Amy on Saturday, February 12, 2011 at 9:35am.

A rectangular box with a square bottom and a volume of 256 cubic feet is to be constructed. The top and bottom cost $ .10 per square foot to make and the four sides cost $ .05 per square foot to make. Find the approximate dimensions of the box which would minimize its cost.

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