I want to calculate this;

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- Dec 29th 2010, 08:40 PMHamedWho can calculate this?
I want to calculate this;

Please check attachment! - Dec 29th 2010, 08:46 PMProve It
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Alternatively

$\displaystyle \displaystyle \frac{{3117\choose{56}}{3248\choose{56}}}{{6235\ch oose{113}}} = \frac{\frac{3117!}{56!\,3061!}\cdot\frac{3248!}{56 !\,3192}}{\frac{6235!}{113!\,6122!}}$

Simplify if you can. - Dec 29th 2010, 08:47 PMHamed
Thanks very good website!

Do you know fact of which number is need to 10^18 ?? - Dec 29th 2010, 11:06 PMCaptainBlack
- Dec 31st 2010, 02:33 AMHallsofIvy