Re: Where do I begin?
- From: Virgil <ITSnetNOTcom#virgil@xxxxxxxxxxx>
- Date: Fri, 29 Apr 2005 01:58:12 -0600
In article
<21845791.1114756225806.JavaMail.jakarta@xxxxxxxxxxxxxxxxxxxxxx>,
analysisman <partypokeraid2@xxxxxxxxx> wrote:
> The following question is an extra credit problem in my analysis class.
> We are allowed to use outside help for the problem, but I don't even know
> where to begin! Any suggestions on how to even begin solving it?
>
> Determine if the following series converges or diverges:
> Sigma from n=100 to infinity of:
>
> ((-1)^n)/(ln n + cos n)
>
> Any ideas?
This is an (ultimately) alternating series in which the limit of the
terms is zero.
Can one show that ultimately the absolute values of the terms decrease
monotonically?
.
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