(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

I'm kind of new around here...Hope this forum will help me be a better future scientist :)

I need some serious help in the attached questions...I need to determine whether the series in the picture converge, absolutely converge ot diverge...

I realy need your guidance and help....

Thanks everyone

2. Relevant equations

3. The attempt at a solution

I've no clue aboue 1&3...

In 2-I know that cos(n*pi)*ln([n+1]/n ) converges by leibnitz test...But what about the first element in the sum? [sqrt(n)sin(n)tan(1/n^2)] ...

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# Homework Help: [Calculus] Infinite series

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