Question 47
Find all positive integers $x, y$ satisfying the equation
$$
9\left(x^{2}+y^{2}+1\right)+2(3 x y+2)=2005
$$
$$
9\left(x^{2}+y^{2}+1\right)+2(3 x y+2)=2005
$$
MathNet 2005 — Part 03 Question 47
Math Olympiad Vault · MathNet 2005 — Part 03
Math Olympiad Vault · MathNet 2005 — Part 03