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Mathematics
Mathematics
Problem
If
f
(
x
)
=
1
x
f(x) = \frac{1}{x}
f
(
x
)
=
x
1
, find in simplest form: a.
f
(
−
x
)
f(-x)
f
(
−
x
)
b.
f
(
1
2
x
)
f\left(\frac{1}{2}x\right)
f
(
2
1
x
)
c.
2
f
(
x
)
+
3
2f(x) + 3
2
f
(
x
)
+
3
d.
3
f
(
x
−
1
)
+
2
3f(x - 1) + 2
3
f
(
x
−
1
)
+
2
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