Derivada de funciones trigonométricas

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

efrain 2009-07-20