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## Homework Statement

Determine if the series converges absolutely, converges conditionally, or diverges.

equation is here: http://img409.imageshack.us/img409/7353/untitledly5.jpg [Broken]

## Homework Equations

maybe alternating series, or harmonic series?

## The Attempt at a Solution

not real familiar with tan with series.

haven't tried much, need supporting work for the answer.

need help.

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