因式分解:1.x^6+y^6-x^4y^2-x^2y^4 2.x^3-8y^3+2x^2+4xy+8y^2
因式分解:3x^2y+6xy-4x-8
因式分解 3x^2-6xy-4x+8y
因式分解:1.x^6+y^6-x^4y^2-x^2y^4 2.x^3-8y^3+2x^2+4xy+8y^2
x^8-x^7y+x^6y^2-x^5y^3+x^4y^4-x^3y^5+x^2y^-xy^7+y^8
因式分解 求过程 x-xy+3y-3x 2x+xy-y-4x+5y-6
1.((y+2x)(-2x+y)+4(x+2y)^2)/3y 2.(2(x-y)^3-8(x-y)^2(x+y)+6y(
因式分解x^8-x^7y+x^6y^2-x^5y^3+x^4y^4-x^3y^5+x^2y^-xy^7+y^8
因式分解x^4y-x^2y^3+x^3y^2-xy^4
计算(x^8-x^7y+x^5y^3-x^4y^4+x^3y^5-x^y^7+y^8)(x^2+xy+y^2)
因式分解:8(x-2y)-x(7x+y)+xy.
因式分解4xy^2-4x^2y-y^3
因式分解3x^2(x-y)+6x(y-x)