(-3x)³·(5x²y)
因式分解 -5x³y(x-y)³+20y【x²(y-x)】²
3(x-y)²·[-四分之十五(y-x)³][-三分之二(x-y)^4]
5(x-y)³-3(x-y)²+7(x-y)-5(x-y)³+(x-y)²-5(
(3x-y)²-2x(4x-5y)-(x+2y)²
[x(x²y²-xy)-y(x²-x³y)]÷3x²y
因式分解:[x(x²y²-xy)-y(x²-x³y)]÷3x²y
求因式分解(x-y)²-2(x-y)³和(x+y)(x-y)-x(x-y)
计算:①-x·(y-x)³·(x-y)的四次方 ②(x-y)²·(y-x)³·(x-y)的
化简 (x+y)(x²-xy+y²) ; 3(2x-1)(x+6)-5(x-3)(x+6)
计算4(x+y)^5(x-y)^4÷[2(x+y)³*(y-x)²]
x(x-y)-y(y-x)+(x-y)²因式分解
(x-y)³(y-x)(y-x)²+(x-y)^6