Posted by **HELLLLLPPPPP** on Tuesday, September 7, 2010 at 11:44pm.

If 2100 square centimeters of material is available to make a box with a square base and an open top, find the largest possible volume of the box.

Volume(cubic centimeters) =

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**HELLLLLPPPPP**, Wednesday, September 8, 2010 at 1:00am
I got 20.4939015 and its wrong........

why doesn't ANYONE KNOW how to solve this.... :(

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**drwls**, Wednesday, September 8, 2010 at 1:09am
If you use BobPursley's answaer, you should get a cube with side length 20.493 cm for a and a^3 = 8607 cm^3 fr the volume

Recheck my previous posted answer. I found and corrected an error. I used calculus and got a somewhat higher volume.

http://www.jiskha.com/display.cgi?id=1283843608

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**HELLLLLPPPPP**, Wednesday, September 8, 2010 at 1:39am
THaNK YOU SO MUCH

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