已知(y+m)/(x)=(m+x)/(y)=(x+y)/(m),求(m)/(x+y)的值
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已知(y+m)/(x)=(m+x)/(y)=(x+y)/(m),求(m)/(x+y)的值
答案是二分之一或-1
答案是二分之一或-1
![已知(y+m)/(x)=(m+x)/(y)=(x+y)/(m),求(m)/(x+y)的值](/uploads/image/z/19364029-61-9.jpg?t=%E5%B7%B2%E7%9F%A5%28y%2Bm%29%2F%28x%29%3D%28m%2Bx%29%2F%28y%29%3D%28x%2By%29%2F%28m%29%2C%E6%B1%82%28m%29%2F%28x%2By%29%E7%9A%84%E5%80%BC)
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