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![[Post New]](/templates/default/images/icon_minipost_new.gif) 8 May 2008 05:18:30 IST
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nope check again spidey
AB = 0
so A inverse A B= 0
so IB=0
or B =0
similarly A =0 can be proved
hence answer is b and d
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Impossible To be Impossible is Impossible |
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