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Mathematics
Mathematics
Problem
The derivative of a polynomial function is given by
f
′
(
x
)
=
(
x
−
4
)
(
x
+
1
)
(
x
−
2
)
f'(x)=(x-4)(x+1)(x-2)
f
′
(
x
)
=
(
x
−
4
)
(
x
+
1
)
(
x
−
2
)
. Ignoring multiplicities, how many distinct stationary points does the original function
f
(
x
)
f(x)
f
(
x
)
have? a)
4
4
4
b)
3
3
3
c)
2
2
2
d)
1
1
1
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