I just need to prove either convergence or divergence for this. Having some serious trouble and would appreciate all help!
$$\sum_{n=1}^{\infty}\frac1{n^{1/3}(1+n^{1/2})}$$
I just need to prove either convergence or divergence for this. Having some serious trouble and would appreciate all help!
$$\sum_{n=1}^{\infty}\frac1{n^{1/3}(1+n^{1/2})}$$
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If you have meant $$\sum_{n=1}^{\infty}\frac1{n^{\frac13}\left(1+n^{\frac12}\right)}$$
The comparing Series $$\sum_{n=1}^{\infty}\frac1{n^{\frac13}\left(n^{\frac12}\right)}=\sum_{n=1}^{\infty}\frac1{n^{\left(\frac13+\frac12\right)}}=\sum_{n=1}^{\infty}\frac1{n^{\frac56}}$$ which is $p$ Series with $p=\frac56$