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![[Post New]](/templates/default/images/icon_minipost_new.gif) 20 Nov 2007 23:35:50 IST
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the both the ans is right in fact u get b^2=3ad for d=0 also we get three cases in all for it to be one-one
1 case:for a<0
2 case :a>0 and d not equal 2 zero in above 2 cases
3 case: d=0
hope its clear.....
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will make it BIG! |
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