$cos\left(\sin^{-1}\left(\frac{1}{\sqrt{3}}\right)+60\right)$

$\left(x+1\right)\frac{dy}{dx}=\left(x+2\right)\left(y-1\right)$

$sen2x\cdot6x^3+4$

$-\left|-49+7\cdot6\right|$

$2.3+6d+1m+0.01$

$\frac{m}{d-l}-\frac{m}{d+l}$

$\lim_{x\to\infty}\left(\frac{3x^2-2x^5-x}{x^2-3x^5}\right)$