$f\left(x\right)=\left(x-2\right)\left(x+5\right)\left(2x-3\right)\left(3-x\right)$

$\int_{-ln\left(\sqrt{2}\right)}^0\left(e^r\sqrt{1-e^{2r}}\right)dr$

$\int z^{12}dz$

$\left(8x-6\right)\left(12x^3-5x^2+10x-3\right)$

$2x^2y+2x^22+2x^22v$

$\frac{18x^5+2x^434x^3-46x^2+14x}{-4x}$

$\left(\sqrt{27}a^3b^2c\right)^2$