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xrebecca	Posted an open box is made from a sheet of metal (12in x 16in), by cutting equal squares of side x from each corner. a) write an expression for the volume of the box. b) graph the function. find the maximum volume that can be contained by the box. help?
	Posts: 2 | Location: THEbay | Registered: 08-07-06

gerry Silver Enthusiast	Posted Hide Post Sketch a 12 by 16 rectangle on a sheet of paper, and cut out 4 square corners, the sides of which are x inches long. Now fold up the edges to form a container of height (h) = x, length (l) = 16 - 2x, and width (w) = 12 - 2x. Since V = lwh, can you multiply these terms together to get an expression for V? Have you had calculus yet to determine the maximum V?
	Posts: 657 | Location: Boston | Registered: 06-13-02

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