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December 26th, 2016, 10:26 PM  #1 
Newbie Joined: Dec 2016 From: france Posts: 2 Thanks: 0  I need help founding Extrema of a Function
Hey Guys I hope All is fine ? Please I need Helping getting the points critiques And if it's minimum or maximum Function : f(x;y) = xlnyylnx Thanks 
December 26th, 2016, 11:12 PM  #2 
Senior Member Joined: Sep 2015 From: CA Posts: 1,113 Thanks: 580  

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