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Functions
easy
0:00.0
If
f
(
x
)
=
−
2
x
+
1
f(x) = -2x + 1
f
(
x
)
=
−
2
x
+
1
, what is
f
(
3
)
f(3)
f
(
3
)
?
A
-7
B
-5
C
-2
D
7
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