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Old 05-04-2006   #2
Mr. Hui


 
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Join Date: Mar 2005
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In general, mathematicians will say that 0.999... is equal to 1. One argument is that 0.999... is very, very, very close to 1. The difference is infinitesimal and therefore irrelevant.

And the other "proof":

x = 0.999...
10x = 9.999...

10x = 9.999...
- x = 0.999...
9x = 9
x = 1

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Last edited by Mr. Hui; 05-05-2006 at 03:30 PM..
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