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Mathematics
Mathematics
Problem
The inverse of
f
(
x
)
=
3
x
+
4
f(x) = 3^x + 4
f
(
x
)
=
3
x
+
4
is: A.
f
−
1
(
x
)
=
log
3
(
x
−
4
)
f^{-1}(x) = \log_3(x - 4)
f
−
1
(
x
)
=
lo
g
3
(
x
−
4
)
B.
f
−
1
(
x
)
=
log
4
(
x
−
3
)
f^{-1}(x) = \log_4(x - 3)
f
−
1
(
x
)
=
lo
g
4
(
x
−
3
)
C.
f
−
1
(
x
)
=
4
x
+
3
f^{-1}(x) = 4^x + 3
f
−
1
(
x
)
=
4
x
+
3
D.
f
−
1
(
x
)
=
−
3
x
−
4
f^{-1}(x) = -3^x - 4
f
−
1
(
x
)
=
−
3
x
−
4
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