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Mathematics
Mathematics
Problem
For the function
f
(
x
)
=
x
3
−
6
x
2
+
9
x
+
5
f(x)=x^{3}-6x^{2}+9x+5
f
(
x
)
=
x
3
−
6
x
2
+
9
x
+
5
, the stationary point at
x
=
1
x=1
x
=
1
is a) inconclusive because
f
′
′
(
1
)
=
0
f''(1)=0
f
′′
(
1
)
=
0
b) not a stationary point c) a local maximum d) a local minimum
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