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Mathematics
Mathematics
Problem
Calculate
f
′
(
π
)
f'(\pi)
f
′
(
π
)
for the function
f
(
x
)
=
sin
(
3
x
)
x
f(x)=\dfrac{\sin(3x)}{x}
f
(
x
)
=
x
sin
(
3
x
)
.
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