Find the limit of $\frac{3\tan\left(3x\right)-x^3}{4\ln\left(1-2x\right)-3x^3}$ as $x$ approaches 0

Find the derivative

$\frac{d}{dx}\left(x^{lnx}\right)$

Find the derivative

$\frac{d}{dx}\left(x^{x^2}\right)$

Find the derivative

$\frac{d}{dx}\left(x^{\sqrt{x}}\right)$

Find the derivative

$\frac{d}{dx}\left(x^{ln\left(x\right)}\right)$

Find the derivative

$\frac{d}{dx}x^{\ln\left(x\right)}$

Find the derivative

$\frac{d}{dx}\left(x^{2cos\left(x\right)}\right)$

Find the derivative

$\frac{d}{dx}\left(x^{2x}\right)$