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Topic: fun discussion
Replies: 6   Last Post: Jun 21, 2011 7:16 PM

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Posts: 1
Registered: 11/27/07
Re: fun discussion
Posted: Jun 21, 2011 7:12 PM
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To:Kelsey Coleman
1.999999~ = x
19.99999~ = 10x
19.99999~ - 1.999999~ = 10x - x
18 = 9x
x = 18/9=2

So Yes.

This methos is correct only if 1.999~ is supposed to be a real number.
In fact, it is a limit
1.999~ = limit of 1.99999 (n times of 9) as n approaches infinity

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