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Mathematics
Mathematics
Problem
Let
f
(
x
)
=
3
x
−
5
f(x)=3x-5
f
(
x
)
=
3
x
−
5
. Find the value of
f
−
1
(
f
(
7
)
)
f^{-1}\!\bigl(f(7)\bigr)
f
−
1
(
f
(
7
)
)
.
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