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Mathematics
Mathematics
Problem
For the polynomial
f
(
x
)
=
4
x
3
−
6
x
f(x)=4x^3-6x
f
(
x
)
=
4
x
3
−
6
x
, identify the smallest positive integer
k
k
k
for which
f
(
k
)
(
x
)
=
0
f^{(k)}(x)=0
f
(
k
)
(
x
)
=
0
for all
x
∈
R
x\in\mathbb{R}
x
∈
R
. a)
3
3
3
b)
5
5
5
c)
4
4
4
d)
2
2
2
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