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April 19, 2015

Homework Help: 11th grade math

Posted by Channing on Thursday, January 21, 2010 at 4:56pm.

A box without a lid is constructed from a 38 inch by 38 inch piece of cardboard by cutting in. squares from each corner and folding up the sides.
a) Determine the volume of the box as a function of the variable .
b) Use a graphing calculator to approximate the values of that produce a volume of 3858.1875.
c)There are 3 values of that produce the given value but only two of them are acceptable in the context of the problem. List the two answers, to at least one decimal place.
*I don't even know how to start please help!

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