Question

How this solution possible ?
\(\lim_{n \to \infty}\frac{n^{2}+n-2}{n^{2}+n} = \lim_{n \to \infty}(1-\frac{2}{n^{2}+n})\)

Answer 1

I cant understand how we get 1 ?

Answer 2

(n^2+n-2)=(n-1)(n+2)

Answer 3

n^2+n=n(n+1)

Answer 4

Ohh wait

Answer 5

ok..