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1
Old fashioned number theory equation
Old fashioned number theory equation
Source: Bulgaria EGMO TST 2016 Day 1 Problem 1
February 3, 2023
number theory
Problem Statement
Find all positive integers
x
x
x
such that
3
x
+
x
2
+
135
3^x + x^2 + 135
3
x
+
x
2
+
135
is a perfect square.
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