$12\:-\:3\:+\:5\:-\:8\:+\:1\:-10$

$x^4-8^2-128$

$-5x\:\:\:=45$

$5-3x\le17$

$\left(\left(1-sin^2x\right)^{\frac{3}{2}}\right)\:-\:\left(3\cdot sin^2x\right)\cdot\left(1-sin^2x\right)^{\frac{1}{2}}$

$\frac{d}{dx}\left(y=\frac{1}{\left(t+4\right)\left(t+2\right)\left(t+9\right)}\right)$

$-4\left(x-3\right)+\frac{1}{3}\left(9x-3\right)$