$x^2+17x+17$

$0.4y^9+3.8y^2-4.7y^6$

$4\left(x^2\right)^5y^3\cdot10x^5\left(y^4\right)^3\cdot xy$

$\lim_{x\to5}\left(\frac{x-5}{5lnx-5ln5}\right)$

$\lim_{x\to\infty}\left(\frac{1}{sinx}-\frac{1}{x}\right)$

$\int\left(5x-2\right)\sqrt{x+2}dx$

$\left(x+\sqrt{5}\right)\left(x+\sqrt[2]{5}\right)$