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Mathematics
Mathematics
Problem
The derivative of a differentiable function
f
f
f
is given by
f
′
(
x
)
=
2
x
(
x
−
4
)
(
x
+
1
)
f'(x)=2x(x-4)(x+1)
f
′
(
x
)
=
2
x
(
x
−
4
)
(
x
+
1
)
. Identify the
x
x
x
–values at which
f
f
f
has (a) a local maximum, and (b) a local minimum.
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