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[Post New] 25 Feb 2007 21:56:35 IST
   Subject: circles and lines
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Neeraj Agarwal (902)

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Olaaa!! Perrrfect answer. 138  [244 rates]
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Let L1 be a straight line passing through the origin and L2 be the straight line x+y=1.
If the intercepts made by circle x2+y2-x+3y=0 on L1andL2 be equal ,then which of the following may represent L1?
(a) x+y=0
(b) x-y=0
(c) x+7y=0
(d) x-7y=0

[ans: (b),(c)]