因式分解:(X²-2y)²-(1-2y)²
(2x+y)²-(x+2y)² 因式分解
3(x-2y)²+(x-2y)因式分解
3m(x-y)-2(y-x)²因式分解
求因式分解(x-y)²-2(x-y)³和(x+y)(x-y)-x(x-y)
因式分解 (1).(x+y)(x+y-6)+9 (2).x²-16y²-x-4y
因式分解,5y(x-2y)²-20y(2x-y)²
因式分解:(x+2y)²-y²
(x-1)²-2y(x-1)+y²因式分解
因式分解x²(x-2y)+y²(2y-x)
因式分解:(1)x²y-2xy²+y³ (2)(x+2y)²-y²
因式分解:25(x-y)²+10(y-x)+1
因式分解:(1)x²+x (2)4x²-9y (3)x²y-4y