Question

What is the sum of 1/(n^2-1) when n=2 to infinity. I will write teh equation with the equation box.PLEASEEEE HELP

Answer 1

\[\sum_{n=2}^{\infty} 1/ (n^2-1)\]

Answer 2

please explain n show work. evn if im not online i will look at teh sloution later

Answer 3

Here is one way to find the limit