分解公因式的题 x(a-x)(a-y)-y(x-a)(y-a)-ab(a-b)^2+a(b-a)^2a^3b-ab2ab^3-2ab1-a^4a^n*b^2n-a^n*c^2m^2(x-y)+n^2(y-x)a^2(b-1)-b+1(x^2+y^2)^2-X^2*y^2(2x+y)^2-(x+2y)^20.49P^2-144q^281a^4-b^41/16M^4-116x^2-(x^2-y^2)^2(3m+2n)^2-(m-n)^24(x+y)^2-9(x-y
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![分解公因式的题 x(a-x)(a-y)-y(x-a)(y-a)-ab(a-b)^2+a(b-a)^2a^3b-ab2ab^3-2ab1-a^4a^n*b^2n-a^n*c^2m^2(x-y)+n^2(y-x)a^2(b-1)-b+1(x^2+y^2)^2-X^2*y^2(2x+y)^2-(x+2y)^20.49P^2-144q^281a^4-b^41/16M^4-116x^2-(x^2-y^2)^2(3m+2n)^2-(m-n)^24(x+y)^2-9(x-y](/uploads/image/z/8660488-40-8.jpg?t=%E5%88%86%E8%A7%A3%E5%85%AC%E5%9B%A0%E5%BC%8F%E7%9A%84%E9%A2%98+x%EF%BC%88a-x%EF%BC%89%28a-y%29-y%28x-a%29%28y-a%29-ab%28a-b%29%5E2%2Ba%28b-a%29%5E2a%5E3b-ab2ab%5E3-2ab1-a%5E4a%5En%2Ab%5E2n-a%5En%2Ac%5E2m%5E2%28x-y%29%2Bn%5E2%28y-x%29a%5E2%28b-1%29-b%2B1%28x%5E2%2By%5E2%29%5E2-X%5E2%2Ay%5E2%282x%2By%29%5E2-%28x%2B2y%29%5E20.49P%5E2-144q%5E281a%5E4-b%5E41%2F16M%5E4-116x%5E2-%28x%5E2-y%5E2%29%5E2%283m%2B2n%29%5E2-%28m-n%29%5E24%28x%2By%29%5E2-9%28x-y)
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