已知X1,X2(X1〈X2)是方程X平方-(M-1)X+N=0的两个实数根,Y1,Y2是方程Y平方+(N+1)Y-6M=0的两个实数根,且且X1-Y1=2,Y2-X2=2,求M,N的值.....我已经解出了M+N=0,这步是好象是对的....
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![已知X1,X2(X1〈X2)是方程X平方-(M-1)X+N=0的两个实数根,Y1,Y2是方程Y平方+(N+1)Y-6M=0的两个实数根,且且X1-Y1=2,Y2-X2=2,求M,N的值.....我已经解出了M+N=0,这步是好象是对的....](/uploads/image/z/10754938-10-8.jpg?t=%E5%B7%B2%E7%9F%A5X1%2CX2%28X1%E3%80%88X2%29%E6%98%AF%E6%96%B9%E7%A8%8BX%E5%B9%B3%E6%96%B9-%28M-1%29X%2BN%3D0%E7%9A%84%E4%B8%A4%E4%B8%AA%E5%AE%9E%E6%95%B0%E6%A0%B9%2CY1%2CY2%E6%98%AF%E6%96%B9%E7%A8%8BY%E5%B9%B3%E6%96%B9%2B%EF%BC%88N%2B1%EF%BC%89Y-6M%3D0%E7%9A%84%E4%B8%A4%E4%B8%AA%E5%AE%9E%E6%95%B0%E6%A0%B9%2C%E4%B8%94%E4%B8%94X1-Y1%3D2%2CY2-X2%3D2%2C%E6%B1%82M%2CN%E7%9A%84%E5%80%BC.....%E6%88%91%E5%B7%B2%E7%BB%8F%E8%A7%A3%E5%87%BA%E4%BA%86M%2BN%3D0%EF%BC%8C%E8%BF%99%E6%AD%A5%E6%98%AF%E5%A5%BD%E8%B1%A1%E6%98%AF%E5%AF%B9%E7%9A%84....)
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