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Mathematics
Problem
Find the coordinates of the local extremum of the function
f
(
x
)
=
2
x
2
−
4
x
+
1
f(x)=2x^{2}-4x+1
f
(
x
)
=
2
x
2
−
4
x
+
1
. Also state whether it is a maximum or a minimum.
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