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Re: 0.9 repeating = 1?
Following your logic of :
Quote:
X=.99999...
Thus X*10=9.99999....
now 9X = X*10 - X = 9.999... - 0.999... = 9.000
9X = 9
X = 1
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if X=1 then 10X=10 and
9X=10-.999999......
I'm not sure anything was proven! 
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