Find all the real values of $x$ for which $\sum_1^{\infty}(x^n/n)$ converges.
I began with the ratio test to get $nx/(n+1)$ but I'm not sure where to go next. I think I'm supposed to use Leibniz's Theorem at some point?
Find all the real values of $x$ for which $\sum_1^{\infty}(x^n/n)$ converges.
I began with the ratio test to get $nx/(n+1)$ but I'm not sure where to go next. I think I'm supposed to use Leibniz's Theorem at some point?