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Functions
easy
0:00.0
If
f
(
x
)
=
x
2
−
x
f(x) = x^2 - x
f
(
x
)
=
x
2
−
x
, find
f
(
4
)
f(4)
f
(
4
)
.
A
12
B
16
C
4
D
8
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