Question 320078
(3n / n^2 - 2n + 1) + (5 / n - 1)
3n/(n-1)(n-1)+5/(n-1)
[3n+5(n-1)]/(n-1)(n-1)
[3n+5n-5]/(n-1)(n-1)
[8n-5]/(n-1)^2 ans. C)