$\left(\frac{1}{2}x+2\right)+\left(\frac{1}{2}x+3\right)$

$2\left(x^2+5x\right)\cdot\left(2x+5\right)$

$\int\left(x^3\sqrt[7]{x^4+10}\right)dx$

$\int\frac{1}{\left(2\cdot senx+sen2x\right)}$

$\lim_{x\to\infty}\left(\frac{x}{\frac{1}{0.5^x}}\right)$

$\frac{x^{3}+3x}{x^{2}+1}$

$\int\frac{3x^2-2x-4}{x^3-8}dx$