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Picture of Anshul Chanchlani
Circles
by Anshul Chanchlani - Wednesday, 13 May 2009, 02:43 PM
 
Find all the common tangents to the circles x2 + y2 - 2x - 6y + 9 = 0 and x2 + y2+ 6x - 2y + 1=0

Ans : x=0, 3x+4y-10=0 , y=4 , 4x-3y=0
Please reply with explanation..

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Picture of Manish Verma
Re: Circles
by Manish Verma - Wednesday, 27 May 2009, 11:28 AM
 
You will find a short article on this with example in S. L. Loney's text on Coordinate Geometry page 151.
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Picture of Anshul Chanchlani
Re: Circles
by Anshul Chanchlani - Wednesday, 27 May 2009, 03:37 PM
 
Ok Sir Thank You!
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