Prove or disprove the following proposition: There are no positive integers $x$ and $y$ such that $$x^2 - 3xy + 2y^2 = 10$$
2026-04-22 16:49:12.1776876552
Prove or disprove the following proposition
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Hint: $$x^2 - 3xy +2y^2 = (x-2y)(x-y) =10$$