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April 27th, 2010, 07:53 PM  #1 
Newbie Joined: Apr 2010 Posts: 1 Thanks: 0  the equation of a circle
Let A (2, 3) B (3, 2), G is the focus of the triangle ABC 3xy8 = 0. Write the equation of a circle passing through three A, B, C. Thank you. 
April 28th, 2010, 03:12 AM  #2  
Senior Member Joined: Feb 2010 Posts: 706 Thanks: 141  Re: the equation of a circle Quote:
1. What is the focus of a triangle? 2. What triangle are you talking about? The equation 3x  y  8 = 0 describes a straight line.  

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