October 22nd, 2017, 10:42 AM  #1 
Senior Member Joined: Dec 2015 From: Earth Posts: 248 Thanks: 27  Irrational number proof
Show $\displaystyle \sqrt{2}$ is irrational using $\displaystyle px+qy=1$

October 23rd, 2017, 09:23 AM  #2 
Math Team Joined: Jan 2015 From: Alabama Posts: 3,261 Thanks: 894 
What relationship does "px+ qy= 1" have with $\displaystyle \sqrt{2}$?


Tags 
irrational, number, proof 
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