find-the-value-of-n-1-n-1-n-3-n-1-2-

Question Number 35041 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{n + 1}{n^{3} {(n + 1)}^{2}}

Commented by math khazana by abdo last updated on 15/May/18

t h e Q . i s f i n d v a l u e o f \sum_{n = 1}^{\infty} \frac{n + 3}{n^{3} {(n + 1)}^{2}}