化简(x-y)³(y-x)²为
(x-y)³+9(x-y)-6(x-y)²
(x-y)³(x-y)²(y-x)等于多少
化简:(2x-y)²-4(x-y)(x+y)
化简x-y分之x + x³-2x²y+xy²分之y³ ÷ y²-x
多项式x³y-x²y³-1-y²x按字母x的升幂排列为
求因式分解(x-y)²-2(x-y)³和(x+y)(x-y)-x(x-y)
计算 [12(x+y)³(y-x)]³÷[4(x+y)²(x-y)]²
因式分解 -5x³y(x-y)³+20y【x²(y-x)】²
化简 3(X-Y)²-4(X-Y)+7(X-Y)-6(X-Y)²
(x-y)的四次方(x-y)-2(x-y)²(y-x)³等于?
(x-y)³(y-x)(y-x)²+(x-y)^6
化简(x-y)^3乘以(y-x)^2为