您的位置: 首页 > 作业答案 > 其他 > 【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)}-[(x^2-x-6)/(x+2)]÷(x+y)

【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)}-[(x^2-x-6)/(x+2)]÷(x+y)

分类: 作业答案 • 2022-09-26 17:35:36

问题描述：

【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)}-[(x^2-x-6)/(x+2)]÷(x+y)

答

【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)}-[(x^2-x-6)/(x+2)]÷(x+y)

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【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)}-[(x^2-x-6)/(x+2)]÷(x+y)