$\int\:\frac{2}{\sqrt{5-x^4}}dx$

$\tan\left(y\right)\frac{dy}{dx}-2x=0$

$\int_0^1\left(-5x\cdot lnx\right)dx$

$\sqrt{2y^2u^5}\cdot\sqrt{10yu^4}$

$-6\left(3x-8\right)=b-18$

$\left(\left\{-\frac{1}{5}\right\}^{\frac{7}{3}}\right)\:\:\left(\left\{-\frac{1}{5}\right\}^7\right)$

$2\left(x+8\right)\left(x-5\right)\ge2x^2+5x$