Answers

2014-11-26T04:36:16+08:00
We'll use Fales& theorem 
(x,y), (a,b) 
sqrt((-3-x)^2+(5-y)^2)=sqrt((x-a)^2+(y-b)^2)=sqrt((a-9)^2+(b-2)^2) 
(X,y)=(1,4) 
(a,b)=(5,3) 
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