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National and Regional Contests
PEN Problems
PEN H Problems
61
61
Part of
PEN H Problems
Problems
(1)
H 61
Source:
5/25/2007
Solve the equation
2
x
ā
5
=
1
1
y
2^x -5 =11^{y}
2
x
ā
5
=
1
1
y
in positive integers.
Diophantine Equations
pen