I want to prove the following equation but don't know how to get rid of these factorials.

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- January 14th 2009, 09:29 AMtotalnewbieGetting rid of factorials
I want to prove the following equation but don't know how to get rid of these factorials.

- January 14th 2009, 09:45 AMo_O
Are you sure you have to prove it? Try picking a few random numbers:

- January 14th 2009, 10:04 AMtotalnewbie
That equation is associated with probability, so p=1-q.