$-5+5-6+12+13+14-22$

$7y+3-4y-6$

$\frac{dy}{dx}=\frac{2x^2y}{3x^2+2x}$

$\lim_{x\to0}\left(\frac{x^2}{\sqrt[3]{x^6+x^2}}\right)$

$=\frac{x^{2}-3}{x^{2}+2}$

$\lim_{x\to\infty}\left(\frac{10log\left(n\right)}{log\left(n^3\right)}\right)$

$f\left(x\right)=\frac{x+4}{2x^2-5x-3}$