Question

Вычислить lim Xn
Xn=(2n+1)(n-3)/n^2

Answer 1

$limlimits_{n to infty} x_n =limlimits_{n to infty} {frac{2n+1}{n}cdot frac{n-3}{n}} = limlimits_{n to infty} {(2+1/n)(1-3/n)} =2$