$\frac{3x^6+27x^5-33x^2}{3x^2}$

$\int xu^{4x}dx$

$\left(2x^3\:+\:3x\:-\:5\right)$

$- 4 x ^ { 2 } + 10 x + 24 = 0$

$\frac{11}{3}z-\frac{3}{4}f+\frac{2}{3}z-\frac{1}{3}z-\frac{5}{3}z+f+\frac{1}{4}f$

$\int_0^a\left(\frac{x^2}{\left(a^2+x^2-2axcos\left(y\right)\right)}\right)dx$

$y'+3xy=xy^2$