Q= In how many ways 8 students can be divided into two equal groups? Ans= ((8!)/(2!×(4!)^2 )) here why two factorial is divided? we do not do the same incase of distributing 52 cards equally among 4 persons. pls explain...


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Question Number 51779 by aseerimad last updated on 30/Dec/18

$Q = I n h o w m a n y w a y s 8 s t u d e n t s c a n b e d i v i d e d i n t o t w o e q u a l g r o u p s ?$ $A n s = \frac{8!}{2! \times {(4!)}^{2}}$ $h e r e w h y t w o f a c t o r i a l i s d i v i d e d ?$ $w e d o n o t d o t h e s a m e i n c a s e o f d i s t r i b u t i n g 52 c a r d s e q u a l l y a m o n g 4 p e r s o n s .$ $p l s e x p l a i n . . .$
Commented by tanmay.chaudhury50@gmail.com last updated on 30/Dec/18

Commented by tanmay.chaudhury50@gmail.com last updated on 30/Dec/18

Commented by aseerimad last updated on 30/Dec/18
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