$\frac{d}{dx}\left(x^x\left(5+2x\right)^{\frac{5}{x}}\right)$

$\frac{d}{dx}\left(\cos\left(x\right)\right)\cdot \csc\left(x\right)$

$\frac{d}{dx}\left(2x^3\tanh\left(\frac{1}{x^2}\right)\right)$

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

$\frac{d}{dx}\left(x\sqrt{x^2-1}\right)$

$\frac{d}{dx}\left(\sqrt{\frac{x\left(x+2\right)}{\left(2x+1\right)\left(5x+3\right)}}\right)$

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

$\frac{d}{dx}8x^9\log_5\left(7x^8\right)$