$4.7x-5.48>11.44$

$\frac{x-\left(x+1\right)\cdot\ln\left(x+1\right)}{x^{3}+x^{2}}$

$\lim_{x\to3}\left(\frac{cos\left(\pi x\right)+2^{\left(x-3\right)}}{x^3-27}\right)$

$\frac{9y^3-16y+8}{3y^2+3y-4}$

$5ab^2+2a^34a^2b^2$

$-2\:-\:\left(-8\right)$

$\frac{dy}{dx}+3y=e^{5x}$