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Problems
(1)
2^n+15|3^n+200
Source: 2024IMOC
8/2/2024
Find all positive integers
n
n
n
such that
2
n
+
15
∣
3
n
+
200
2^n+15|3^n+200
2
n
+
15∣
3
n
+
200
number theory