Find
d
y
d
x
\displaystyle \frac{{{\left.{d}{y}\right.}}}{{{\left.{d}{x}\right.}}}
d
x
d
y
for
y
=
cos
(
4
x
)
2
e
4
x
\displaystyle {y}=\frac{{{\cos{{\left({4}{x}\right)}}}}}{{{2}{e}^{{{4}{x}}}}}
y
=
2
e
4
x
cos
(
4
x
)
.
d
y
d
x
\displaystyle \frac{{{\left.{d}{y}\right.}}}{{{\left.{d}{x}\right.}}}
d
x
d
y
=
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