$\frac{dy}{dx}=\frac{y-1}{xy}$

$s\:-\:t\:-\frac{2s\:-\:5t}{6}$

$\int\left(4x^2+8+\frac{9}{x^2+1}\right)dx$

$10x^2-13x-3$

$\lim_{x\to\infty}\left(ln\left(\left(\frac{1}{2}\right)^{\left(\arccsch\left(\frac{1}{x}\right)\right)}\right)\right)$

$\cos\left(7x\right)\cos\left(4x\right)+\sin\left(7x\right)\sin\left(4x\right)$

$\left(-32\right)^{1.2}$