$\underset{x3}{lim}(x-2{)}^3$

$\underset{x-2}{lim}(x+2{)}^2$

$\underset{x-5}{lim}\frac{x^2-25}{x+5}$

$\underset{x-3}{lim}\frac{3x+4}{x^2+3}$

$\underset{x0}{lim}\frac{sinx}{x}$