$\frac{dy}{dx}=\left(5-x^2\right)\cdot\left(1-3x\right)$

$solve\left(3x^2+12x-18\right)$

$tanx=\frac{\sqrt{2}}{2}$

$f\left(x\right)=\left(4x-3\right)^3$

$\lim_{x\to0}\left(\tan\left(3x\right)\right)^x$

$\left(x-3\right)+2\left(x-1\right)$

$\left(x^3-1\right)\left(x^3+7\right)$