$f\left(x\right)=\frac{1}{\sqrt[3]{\left(x^3-2\right)^2}}$

$\sqrt{1+\cos\left(x\right)}=\cos\left(\frac{x}{2}\right)$

$\left(x-3\right)\left(x-5\right)$

$2u^2-20u-4$

$5\int\tan\left(\theta\right)^2d\theta$

$\int\frac{1}{\left(x^2\sqrt{289-x^2}\right)}dx$

$\left(\sqrt{2}x^2-\sqrt{2}y^2\right)^2$