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Exponentials & Logarithms
easy
0:00.0
If
f
(
x
)
=
2
x
f(x) = 2^x
f
(
x
)
=
2
x
, what is
f
(
−
1
)
f(-1)
f
(
−
1
)
?
A
−
2
-2
−
2
B
0
0
0
C
0.5
0.5
0.5
D
1
1
1
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