IMathAS-libretexts

Find the derivative.

$\displaystyle {f{{\left({x}\right)}}}={2}{e}^{{-{4}{x}}}$

$\displaystyle -{8}{e}^{{-{4}{x}}}$
$\displaystyle -{8}{x}{e}^{{-{4}{x}-{1}}}$
$\displaystyle {2}{e}^{{-{{4}}}}$
$\displaystyle {2}{e}^{{-{4}{x}}}$