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Diophantine Equations
hard
0:00.0
How many solutions for
x
2
+
y
2
=
2
x^2 + y^2 = 2
x
2
+
y
2
=
2
in integers?
A
4
4
4
B
2
2
2
C
0
0
0
D
1
1
1
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