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College math
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92
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#2, RE: .999...=1?
Posted by Have_Blue on Apr-10-02 at 06:59 AM
In response to message #0
Here's a proof that I like and is quite simple. Note 0.9_ means 0.999999999999...Let N = 0.9_ 10N = 9.9_ 10N-N = 9 9N = 9 N = 1 Therefore, N = 0.999999... = 1 Q.E.D.
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