$\left(3+\sqrt[3]{x^4}\right)\left(\sqrt[4]{x^3}x-3x^{\frac{1}{3}}-100x^{\frac{-4}{3}}\right)$

$\frac{sinx}{cscx-1}=1+sinx$

$0=xy+x-2y-2-\frac{dy}{dx}$

$1x^2-x-2$

$x^7+x^4-16x^3-16$

$\left(1-cos^2\left(9\right)\right)\left(1+tan^2\left(9\right)\right)=tan^2\left(9\right)$

$\int\left(sec^2\left(6x\right)tan^6\left(6x\right)\right)dx$