$\left(\frac{5y}{x}\right)^3$

$s^2+6s+25$

$\lim_{x\to0}\left(\frac{x^2+x}{e^{x^3}}\right)$

$\frac{dy}{dx}=\frac{xcos\left(x^2\right)}{\sqrt{y}}$

$\int_{-\pi}^{\pi}\left(sen\left(x\right)\cdot\left(3+cos\left(x\right)\right)\right)dx$

$\left(-n+3\right)\left(4n+5\right)$

$\frac{d}{dx}\left(x^2-x^2y+3y^2\right)$