[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

No Subject



Por favor, alguém poderia me dizer qto vale

( n ) ( n )    ( n )                           ( n )
(   )+(   ) = 2(   ) dividindo todo mundo por  (   )
(k-1) (k+1)    ( k )                           ( k )

onde
( n )
(   ) = n!/k!(n-k)!
( k )
obrigado
abraços


_________________________________________________________________
Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp