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moloi | 14:24 Sat 25th Sep 2010 | Science
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show that 2^1/2 is irrational numbre
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Avatar Image woofgang
why?
14:49 Sat 25th Sep 2010
Avatar Image vascop
The traditional way of doing this is to assume that root(2) IS rational and then show that this leads to a contradiction.
see here for some proofs
http://en.wikipedia.org/wiki/Square_root_of_2
14:51 Sat 25th Sep 2010

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