$\lim_{x\to\infty}\left(\sqrt[2]{\left(\frac{\left(5-\sqrt[2]{x}\right)\cdot\left(\sqrt[2]{x+3}\right)}{\left(243x-11\right)}\right)}\right)$

$\frac{dy}{dt}=3+t-y;\:y\left(0\right)=1$

$35\cdot18$

$97x^2+2x^7$

$\frac{-12m^5y^4z^3w^4}{18m^6y^5z^4w^4}$

$8.9+6$

$\int\left(\pi^2-x^2\right)\cdot\sin\left(nx\right)dx$