March 4th, 2014, 03:25 AM  #1 
Senior Member Joined: Nov 2013 Posts: 434 Thanks: 8  find
x^2+y^2=17 xroot(y)+yroot(x)=6 find x and y 
March 4th, 2014, 08:43 AM  #2 
Global Moderator Joined: Dec 2006 Posts: 20,746 Thanks: 2133 
By inspection, the real solutions are (x, y) = (1, 4) and (x, y) = (4, 1). I'm not sure whether any complex solutions exist.


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