整数x,y满足x²-y²=2xy,求x-y/x+y的值

整数x,y满足x²-y²=2xy,求x-y/x+y的值
整数x,y满足x²-y²=2xy,求x-y/x+y的值

整数x,y满足x²-y²=2xy,求x-y/x+y的值
方程移项到左边：（x-y)^2 -2y^2=0
(x-y)^2=2y^2
|x-y|=y*根号2,左边是整数,右边是无理数*整数,无解
题目有问题?