$\frac{x\left(x\right)+5}{x+5}$

$\frac{33}{x^2\:+3x\:-28}$

$\lim_{x\to\infty}\left(\frac{2x^4+3}{5x^3-x^2+3}\right)$

$\int_0^{\frac{\pi}{4}}\left(\tan^4t\right)dt$

$\frac{dy}{dx}=\frac{\left(4x^2+3x+2\right)}{\left(2y+1\right)}$

$0.2q^2-34.4q-134.4$

$\left(-6a^3n^2\right)^2$