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National and Regional Contests
PEN Problems
PEN H Problems
34
34
Part of
PEN H Problems
Problems
(1)
H 34
Source:
5/25/2007
Are there integers
m
m
m
and
n
n
n
such that
5
m
2
ā
6
m
n
+
7
n
2
=
1985
5m^2 -6mn+7n^2 =1985
5
m
2
ā
6
mn
+
7
n
2
=
1985
?
quadratics
Diophantine Equations