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Baltic Way
2022 Baltic Way
1
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2022 Baltic Way
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Source: Baltic Way 2022, Problem 1
11/12/2022
Let
R
+
\mathbb{R^+}
R
+
denote the set of positive real numbers. Assume that
f
:
R
+
→
R
+
f:\mathbb{R^+} \to \mathbb{R^+}
f
:
R
+
→
R
+
is a function satisfying the equations: f(x^3)=f(x)^3 \text{and} f(2x)=f(x) for all
x
∈
R
+
x \in \mathbb{R^+}
x
∈
R
+
. Find all possible values of
f
(
2
2022
)
f(\sqrt[2022]{2})
f
(
2022
2
)
.
function
algebra