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Topic: Binomial where a=1?
Replies: 8   Last Post: Apr 5, 2013 2:07 PM

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David Bernier

Posts: 3,892
Registered: 12/13/04
Re: Binomial where a=1?
Posted: Apr 3, 2013 7:40 PM
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On 04/03/2013 06:50 PM, Bart Goddard wrote:
> Anonymous <> wrote in

>> Is there a special name for a binomial where a=1:
>> (a+b)^n = (1+b)^n ?
>> Something like "uninomial", "unomial" or "anomial"?

> "Geometric series."

(1+b)^n = sum_{k=0 ... n} C(n, k) b^k ;

so, I think we still have the binomial coefficients in the
expansion, and don't see that it's a genuine geometric series
on the right hand side ...

David Bernier

Jesus is an Anarchist. -- J.R.

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