# Math Help - differentiation of e

1. ## differentiation of e

is the differential of e^sec(x)

sec(x)tan(x).e^sec(x)?

2. Originally Posted by offahengaway and chips
is the differential of e^sec(x)

sec(x)tan(x).e^sec(x)?
yes ... $\frac{d}{dx} e^u = e^u \cdot \frac{du}{dx}$