:4xy²-4x²y-y³
数学题4xy²-4x²y-y³
分解因式计算6x³y(x-y)³-4xy³(y-x)²
2x+y=0,求4x²+2xy(x+y)+y³
【分解因式】 x²-xy+4分之1y² x²y-2xy²+y³ a(x
[-xy/(x-y)²]²×(y²-xy/x)³
(-x-2y)(x²-2xy+4y²)
化简(x²y-4y²)/(x²+4xy+4y²)*[(4xy)/(x-2y)+x
3x²y+xy²-[2xy²-4x²y+(x²y-2xy²)
(2x²y-3xy²)-3(x²y-2xy²)+2(x²y-4xy
因式分解:-x³-4xy²+4x²y
计算x²y³-2x(4xy³)
因式分解:x²-y²+4xy