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March 28, 2015

March 28, 2015

Posted by **mich** on Saturday, August 13, 2011 at 6:09pm.

out square corners of a rectangular piece of cardboard

and folding up the sides. If the cutout corners have

sides with length x, then the volume of the box is given by the polynomial

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 x=4 inches.

(c) Factor out the greatest common factor for this

polynomial expression

- algebra -
**bobpursley**, Saturday, August 13, 2011 at 7:07pmwell, the best I can see is the base area is (20-2x)^2, height is x

volume=base area*height

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