find-the-value-of-n-1-x-n-n-n-1-2n-1-2-find-the-value-of-n-1-1-n-2-n-n-n-1-2n-1-

Question Number 35040 by math khazana by abdo last updated on 14/May/18

f i n d t h e v a l u e o f \sum_{n = 1}^{\infty} \frac{x^{n}}{n (n + 1) (2 n - 1)}

2) f i n d t h e v a l u e o f \sum_{n = 1}^{\infty} \frac{{(- 1)}^{n}}{2^{n} n (n + 1) (2 n - 1)}