已知m/n=5/3,求m/(m+n)+m/(m-n)-n²/(m²-n²)的值
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![已知m/n=5/3,求m/(m+n)+m/(m-n)-n²/(m²-n²)的值](/uploads/image/z/2710034-26-4.jpg?t=%E5%B7%B2%E7%9F%A5m%2Fn%3D5%2F3%2C%E6%B1%82m%2F%28m%2Bn%29%2Bm%2F%28m-n%29-n%26sup2%3B%2F%EF%BC%88m%26sup2%3B-n%26sup2%3B%EF%BC%89%E7%9A%84%E5%80%BC)
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已知m/n=5/3,求m/(m+n)+m/(m-n)-n²/(m²-n²)的值
已知m/n=5/3,求m/(m+n)+m/(m-n)-n²/(m²-n²)的值
已知m/n=5/3,求m/(m+n)+m/(m-n)-n²/(m²-n²)的值
令m=5x,n=3x,带入计算即可.
结果为16分之41
可先对原始式子进行化简