October 22nd, 2017, 11:42 AM  #1 
Senior Member Joined: Dec 2015 From: Earth Posts: 193 Thanks: 23  Irrational number proof
Show $\displaystyle \sqrt{2}$ is irrational using $\displaystyle px+qy=1$

October 23rd, 2017, 10:23 AM  #2 
Math Team Joined: Jan 2015 From: Alabama Posts: 2,942 Thanks: 797 
What relationship does "px+ qy= 1" have with $\displaystyle \sqrt{2}$?


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irrational, number, proof 
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