Posted by **mich** on Saturday, August 13, 2011 at 12:53pm.

Volume of a Box (Refer to the preceding exercise.)

A box is constructed from a square piece of metal that

is 20 inches on a side.

(a) If the square corners of length x are cut out, write

a polynomial that gives the volume of the box.

(b) Evaluate the polynomial when inches.

(c) Factor out the greatest common factor for this

polynomial expression.

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