$\left(\frac{x}{2-x}\right)^3$

$7a^2-3a^2+6a-11$

$\left|\ln\left(0-3\right)\right|$

$\lim_{x\to0}\left(1-8x\right)^{\frac{6}{x}}$

$\left(12a+1\right)^2$

$\lim_{x\to\frac{1}{2}}\frac{x^2}{1-2x}-\frac{1}{1-2x}$

$\frac{d}{dx}\left(e^{2\cdot x^2-3\cdot y}-2\cdot\cos\left(3\cdot x^2-2\cdot y\right)\right)$