Question 936619
{{{(n + 2)/(n^2+1 + 2) = 1/4}}}
4(n+2) = n^2 + 3
n^2 - 4n - 5 = 0
(n + 1)(n-5) = 0
n is -1,5
.......
checking
1/4 = 1/4
7/28 = 1/4