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![[Post New]](/templates/default/images/icon_minipost_new.gif) 26 Mar 2008 17:57:32 IST
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write 3100 as (2-5)100 =nC05100 +[ nC121599 .....and terms having 2 and 5 that is zero in units place] + nC100 2100
Now 2100 has 6 in units place and nC05100 has 5 in units place so we have 5+0+6=11 this means the expression has 1 in units place
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"All of us are God's creatures... just some are more creature than others." |
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