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Junior Regional Olympiad - FBH 2018 Grade 7 Problem 5
Junior Regional Olympiad - FBH 2018 Grade 7 Problem 5
Source:
September 19, 2018
Integers
exponential
Exponents
Problem Statement
Find all integers
x
x
x
and
y
y
y
such that
2
x
+
1
=
y
2
2^x+1=y^2
2
x
+
1
=
y
2
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