分解因式:x2(x-y)-y2(x-y)=( ).
分解因式:x2(x-y)-y2(x-y)=( ).
在有理数范围内分解因式:(x+y)4+(x2-y2)2+(x-y)4=______.
分解因式(x+y)2+4(x-y)2-4(x2-y2)=______.
分解因式:8(x2-2y2)-x(7x+y)+xy.
分解因式:(1)x2(x-y)+y2(y-x);(2)(x+y)2+64-16(x+y).
分解因式:(1)(x2+2x+3)(x2+2x+2)-30; (2)x2+2xy+y2-4x-4y-12;(3
将多项式x2+2xy+y2-2x-2y+1分解因式,正确的是( )
我做对了吗.x2(x-y)+y2(y-x)= x2(x-y)-y2(x-y)=x2-y2=(x+y)(x-y)
把下列各式分解因式:(1)x2-y2-z2+2yz; (2)(x+y)2+4(x+y+1)
将xn-yn分解因式的结果为(x2+y2)(x+y)(x-y),则n的值为______.
分解因式x2-y2-3x-3y=______.
分解因式:x2-xy-2y2-x-y=______.