Differentiate the e^ -x w.r.t. x. - Vidyadip

Question

Differentiate the $e^{-x} \text{w.r.t. x.}$

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Answer

Let $y = e^{–x} $. Using chain rule, we have,
$\frac{d y}{d x}=e^{-x} \cdot \frac{d}{d x} (-x) = -e^{-x}$

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