【急】 分式加减[(a-b)/(a+b-(a+b)/(a-b)]/[1-(a^2+b^2)/(a^2-2ab+b^2)][x-x/(x+1)]*[(x+1)/(x^+3x+2)]÷[(x^2-2x)/(x^2-4)]x/(x+1)-(x+3)/(x-1)÷(x^2-2x+1)/(x^2+4x+3)b^2/(a+b)÷[a/(a-b)-1]÷[a-a^2/(a+b)][(3x-3y)/(y^2-x^2)]+[(x^2-2xy+y^2)/(x^2-y^2)}-[(
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/08 18:36:59
![【急】 分式加减[(a-b)/(a+b-(a+b)/(a-b)]/[1-(a^2+b^2)/(a^2-2ab+b^2)][x-x/(x+1)]*[(x+1)/(x^+3x+2)]÷[(x^2-2x)/(x^2-4)]x/(x+1)-(x+3)/(x-1)÷(x^2-2x+1)/(x^2+4x+3)b^2/(a+b)÷[a/(a-b)-1]÷[a-a^2/(a+b)][(3x-3y)/(y^2-x^2)]+[(x^2-2xy+y^2)/(x^2-y^2)}-[(](/uploads/image/z/4027496-32-6.jpg?t=%E3%80%90%E6%80%A5%E3%80%91+%E5%88%86%E5%BC%8F%E5%8A%A0%E5%87%8F%5B%28a-b%29%2F%28a%2Bb-%28a%2Bb%29%2F%28a-b%29%5D%2F%5B1-%28a%5E2%2Bb%5E2%29%2F%28a%5E2-2ab%2Bb%5E2%29%5D%5Bx-x%2F%28x%2B1%29%5D%2A%5B%28x%2B1%29%2F%28x%5E%2B3x%2B2%29%5D%C3%B7%5B%28x%5E2-2x%29%2F%28x%5E2-4%29%5Dx%2F%28x%2B1%29-%28x%2B3%29%2F%28x-1%29%C3%B7%28x%5E2-2x%2B1%29%2F%28x%5E2%2B4x%2B3%29b%5E2%2F%28a%2Bb%29%C3%B7%5Ba%2F%28a-b%29-1%5D%C3%B7%5Ba-a%5E2%2F%28a%2Bb%29%5D%5B%283x-3y%29%2F%28y%5E2-x%5E2%29%5D%2B%5B%28x%5E2-2xy%2By%5E2%29%2F%28x%5E2-y%5E2%29%7D-%5B%28)
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