Derivada de funciones trigonométricas

$\parbox{7cm}{ \begin{equation}\quad \frac{d}{dx} \sin u = \cos u... ...{equation}\quad \frac{d}{dx} \tan u = \sec^2 u\frac{du}{dx} \end{equation}}$ $\parbox{8cm}{ \begin{equation}\quad \frac{d}{dx} \cot u = -\csc^... ...on}\quad \frac{d}{dx} \csc u = -\csc u \cot u \frac{du}{dx} \end{equation}}$