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[Post New]14 Aug 2007 22:57:29 IST
    Subject: progressions & quadratic.
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Nithy (400)

Blazing goIITian

Olaaa!! Perrrfect answer. 66  [101 rates]
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total posts: 399    
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hi!
please help me out.
 
if ax^2 + bx + c=0 &  a1x^2 +b1x+c1=0 have a common root, and if a/a1 , b/b1, c/c1 are in AP. then a1, b1, c1 are in??
 
please give me hints only.
 
i guess first apply common root condition...
then???
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