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April 21, 2015

April 21, 2015

Posted by **Lebogang** on Thursday, January 20, 2011 at 10:55am.

- math -
**drwls**, Thursday, January 20, 2011 at 11:27amIt is not clear what your question is, but perhaps you are trying to prove that sqrt2 is irrational. If you assume it is a ratio of two integers reduced to lowest terms (and therefore rational), you get a contradiction.

For a proof, see

http://www.homeschoolmath.net/teaching/proof_square_root_2_irrational.php

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