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Mathematics
Mathematics
Problem
Evaluate
f
′
(
0
)
f'(0)
f
′
(
0
)
for
f
(
x
)
=
e
cos
(
3
x
)
f(x)=e^{\cos(3x)}
f
(
x
)
=
e
c
o
s
(
3
x
)
.
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