April 28th, 2011, 11:12 PM  #1 
Newbie Joined: Apr 2011 Posts: 2 Thanks: 0  Advanced geometry
given the cartesian equation The equation represent the general conic through the origin, Show that the center of the conic is (h,k) = 1/2 Q^1 (D,E) where Q is matrix with entries (A, 1/2 B , 1/2 B, C) 
April 29th, 2011, 10:16 PM  #2 
Senior Member Joined: Jun 2010 Posts: 618 Thanks: 0  Re: Advanced geometry
May, It might be a good first step to eliminate the linear terms and perform other cosmetic procedures, in other words, put the conic into standard form. Ormkärr 
April 30th, 2011, 08:50 PM  #3 
Newbie Joined: Apr 2011 Posts: 2 Thanks: 0  Re: Advanced geometry
Can you explain further, I appreciate your help if you can. thank you.

April 30th, 2011, 08:57 PM  #4 
Senior Member Joined: Apr 2007 Posts: 2,140 Thanks: 0  

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