find equation of the ellipse if it tangent two lines :

x- 4y = 10 and x+y = 5

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- December 7th 2008, 06:21 PMsosgfneeewwwww
find equation of the ellipse if it tangent two lines :

x- 4y = 10 and x+y = 5 - December 8th 2008, 11:45 AMearboth