$\frac{1}{2}\cdot\left(x+4\right)\leqx-5$

$\frac{d^2}{dy^2}\left(xye^{x+y}\right)$

$\lim_{x\to0}\left(\frac{x^2+sin\left(x\right)}{x^2-sin\left(x\right)}\right)$

$\int3ye^{11x}dx$

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

$\left(\frac{3}{2}x^3-\frac{2}{5}y^2\right)^2$

$32^2$