$\lim_{x\to\infty}\left(\frac{x+5}{x+3}\right)^{x+3}$

$\left(x+\sqrt{3}i\right)^5$

$\lim_{x\to\infty}\left(\frac{\ln\left(x\right)}{x^2-1}\right)$

$\lim_{x\to-8}\left(\frac{2+\sqrt[3]{x}}{8+x}\right)$

$\frac{\left(\sin\cdot\sec\right)}{tan}=1$

$-18+-2+-245+312$

$-936+-969$