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x^2-xy+y^2=3,且x,y為整數求x^2+y^2 (一題求解)

x^2-xy+y^2=3,且x,y為整數求x^2+y^2 (一題求解)

x^2-xy+y^2=3,且x,y為整數求x^2+y^2

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謝謝各位大大

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