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Equations & Systems
easy
0:00.0
If
f
(
x
)
=
x
+
5
f(x) = x + 5
f
(
x
)
=
x
+
5
, find
x
x
x
such that
f
(
x
)
=
2
x
f(x) = 2x
f
(
x
)
=
2
x
.
A
2
B
5
C
10
D
1
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