因式分解:x(a-x)(a-y)-y(x-a)(y-a)
因式分解 a²(y-x)+(x-y)
10a(x-y)²-5a(y-x) 因式分解
因式分解,(a-b)(x-y)-(b-a)(x-y)
(x-y)a-(x-y)用分组分解法因式分解
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2(x-y)+a(x-y)因式分解
因式分解 (1)6(x-y)^3-3y(y-x)^2 (2)x(x-y)(a-b)-y(y-x)(
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因式分解a(x-y)+b(y-x)+c(x-y)
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因式分解(a-b)²(x-y)-(b-a)(y-x)²=(a-b)(x-y)×( )
几道因式分解..4ab(a+b)^2-6a^2b(a+b)(x+y)^2(x-y)+(x+y)(x-y)^22a(a-3