因式分解(x-1)(3x-7y)^2+4(1-x)(x+y)^2
把4(x-y+1)+y(y-2x)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)(
4x*3-4x*2y-(x-y)因式分解
4x^3-4x^2y-(x-y)因式分解
因式分解(2x -y) -4x +2y+1
因式分解1:(x^2-9y^2)-(x+3y)
4(x+y)^2-20(x+y-1)+5因式分解
4x(y-x)-y^2因式分解
(x-y)^2-(x-y)^3因式分解
(x+y)^2-3(x-y)因式分解
因式分解:(3x+4y)^2+4(2x-y)(3x+4y)+4(2x-y)^2+2(7x+2y)+1
因式分解3x^2(x-y)+6x(y-x)