lim (n+1)/ (2n−3) bằng

Bước 1:

\[\lim \frac{{n + 1}}{{2n - 3}} = \lim \frac{{n\left( {1 + \frac{1}{n}} \right)}}{{n\left( {2 - \frac{3}{n}} \right)}} = \lim \frac{{1 + \frac{1}{n}}}{{2 - \frac{3}{n}}}\]

Bước 2:

\[ = \frac{{1 + 0}}{{2 - 0}} = \frac{1}{2}\]