$-3\left(-4\right)^2-33\left(-4\right)-90$

$c^2d^2-3ed^2+c^2f^2-3ef^2$

$\left(+5-17\right)-\left[-4+\left(-3\right)\right]$

$\tan^2+\sqrt{3}\tan$

$\int_{0}^{\infty}d^{0}$

$\left(x^2v\right)dv+\left(xv^2-32x^2\right)dx=0$

$\int\left(\sqrt[3]{x^5+2}\left(5x^4\right)\right)dx$