This problem is very difficult...can someone help me with this please? ...this is all about binomials

1. Show that

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- Sep 16th 2009, 07:49 PMmanusformBinomial coefficients 3
This problem is very difficult...can someone help me with this please? ...this is all about binomials

1. Show that

- Sep 18th 2009, 02:31 PMTaluivren
Hello,

Take derivative with respect to of both equalities

Set in all four equalities and you get

for

Now because

you get

for - Sep 30th 2009, 11:42 AMstreethot
I think you made a mistake.

The right form is:

- Sep 30th 2009, 11:52 AMstreethot
Sorry, both two form are right.

- Sep 30th 2009, 12:02 PMTaluivren
Hi streethot,

I don't think it is a mistake, since the definition of binomial coefficients says

for . This means your form and my form are equivalent.

I gave a derivation of above.