Binomial coefficients are defined:

I'm not sure how two write these out going from . For I have:

For

I know this should equal , but I don't know how to show that.

Printable View

- Feb 1st 2010, 03:23 PMadkinsjrBinomial Coefficients
Binomial coefficients are defined:

I'm not sure how two write these out going from . For I have:

For

I know this should equal , but I don't know how to show that. - Feb 1st 2010, 03:25 PMDrexel28
- Feb 1st 2010, 07:24 PMadkinsjr
Ok, I wasn't aware of the formal definition of a factorial: