$\left(x+02\right)^2$

$\left(x-2\right)\cdot\left(x^2-4\right)$

$\int_0^l\left(l-x\right)\left(qlx-\frac{q^2}{2}-\frac{ql^2}{2}\right)dx$

$x^2\:+\:8x\:=\:180$

$-8x\cdot x^2$

$3tan\left(\frac{5}{4}\right)x+\sqrt{3}=0$

$\frac{dy}{dx}=\left(x-2\right)^2\left(x-5\right)\left(x-6\right)\left(x-7\right)$