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Mathematics
Mathematics
Problem
Let
f
(
x
)
=
x
2
−
4
x
f(x)=x^2-4x
f
(
x
)
=
x
2
−
4
x
be the derivative of a twice-differentiable function
F
F
F
with
F
(
0
)
=
3
F(0)=3
F
(
0
)
=
3
. At which
x
x
x
-value does
F
F
F
attain its relative minimum? a)
x
=
2
x=2
x
=
2
b)
x
=
4
x=4
x
=
4
c)
x
=
0
x=0
x
=
0
d)
x
=
−
2
x=-2
x
=
−
2
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