分解因式(x+2y-z)^2-(x-2y+z)^2
分解因式x^2(y-z)+y^2(z-x)+z^2(x-y)
分解因式:f(x,y,z)=x^2(y-z)+y^2(z-x)+z^2(x-y)
分解因式:(x+y+z)^3+(3x-2y-3z)^3-(4x-y-2z)^3
分解因式9(x+y+z)^2-(x-y-z)^2
分解因式(x^2+y^2-z^2)^2-4x^2y^2
分解因式4x^2y^2-(x^2+y^2-z^2)^2
分解因式:x^4+y^4+z^4-2x^2y^2-2x^2z^2-2y^2z^2
(x+y+z)³+(3x-2y-3z)³-(4x-y-2z)³分解因式
用提公因式法分解因式:(x^2-xy)+z(x-y)
分解因式(x+y+z)³+(3x-2y-3z)³-(4x-y-2x)³
分解因式(x+y+z)³+(3x-2y-3z)³-(4x-y-2x)³,
A=y(x-y)(x-z)+z(x-y)(z-x) 问:(1)将多项式A分解因式(2) x/2=y/3=z/4,求A/(