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Mathematics
Mathematics
Problem
Prove that the derivative of
f
(
x
)
=
3
x
3
−
2
x
f(x)=3x^{3}-2x
f
(
x
)
=
3
x
3
−
2
x
with respect to
x
x
x
is
9
x
2
−
2
9x^{2}-2
9
x
2
−
2
.
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