$\int\frac{x^2}{\left(2x^3+1\right)}dx$

$\lim_{x\to4}\left(4x^3-3x-5\right)$

$2\left(1-3w+w\left(w-6\left(2w-5\right)+4\right)-2w^2\right)$

$-\:2hx\:-\:2hx\:-\:2hx$

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

$\left(3x-7\right)^2\left(3x-7\right)^2$

$\int\left(32\left(x^2+1\right)^7\right)dx$