why is nPk "n!/(n-k)!" ? i'm understanding that nPk = n*(n - 1)***(n - k + 1). uhh...
Follow Math Help Forum on Facebook and Google+
Originally Posted by miki why is nPk "n!/(n-k)!" ? i'm understanding that nPk = n*(n - 1)***(n - k + 1). uhh... Example
thanks a lot ! i understod your reply meaning. i try it!
View Tag Cloud