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Mathematics
Mathematics
Problem
If
y
=
f
(
x
)
y = f(x)
y
=
f
(
x
)
satisfying the condition
f
(
x
−
1
)
+
f
(
x
+
1
)
=
3
f
(
x
)
f(x-1) + f(x+1) = \sqrt{3}f(x)
f
(
x
−
1
)
+
f
(
x
+
1
)
=
3
f
(
x
)
,
∀
x
∈
R
\forall x \in \mathbb{R}
∀
x
∈
R
, then
f
(
x
)
f(x)
f
(
x
)
is periodic or not?
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