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Functions
medium
0:00.0
If
f
(
x
)
=
2
x
f(x) = 2^x
f
(
x
)
=
2
x
, what is
f
−
1
(
16
)
f^{-1}(16)
f
−
1
(
16
)
?
A
4
B
8
C
log
2
(
16
)
\log_2(16)
lo
g
2
(
16
)
D
2
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