Consider the series $ ∑_{n=1}^∞ x^2+ n/n^2$ . Pick out the true statements:

Consider the series
$ \sum_{n=1}^\infty x^2+ n/n^2$
.
Pick out the true statements:
(a) The series converges for all real values of $x$.
(b) The series converges uniformly on $\mathbb{R}$.
(c) The series does not converge absolutely for any real value of $x$.


stuck on this problem totally. please help me to solve this problem.thanks .

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