因式分解x^2+xy-2y^2-x+7x-6急阿

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因式分解x^2+xy-2y^2-x+7x-6急阿因式分解x^2+xy-2y^2-x+7x-6急阿因式分解x^2+xy-2y^2-x+7x-6急阿x^2+xy-2y^2-x+7y-6=(x+2y)(x-

因式分解x^2+xy-2y^2-x+7x-6急阿
因式分解x^2+xy-2y^2-x+7x-6
急阿

因式分解x^2+xy-2y^2-x+7x-6急阿
x^2+xy-2y^2-x+7y-6
=(x+2y)(x-y)-x+7y-6
=(x+2y)(x-y)+2x+4y-3x+3y-6
=(x+2y)(x-y)+2(x+2y)-3(x-y)-6
=(x+2y-3)(x-y+2)

因式分解:8(x-2y)-x(7x+y)+xy. (x+y)/x /(x-(2xy-y^2)/x) 因式分解因式分解：x^2-xy-2y^2+x+7y 因式分解：x×x-xy-2y×y-x-y 因式分解：x方y+2xy+y -xy^2(x+y)^3+x(x+y)^2因式分解因式分解2x^-xy 因式分解7x^2-3y+xy-21x 2x(x-y)+4xy(y-x) 因式分解2x(x-y)+4xy(y-x) 因式分解因式分解:12xy^2(y-x)+xy^3(x-y)+4x^2y(x-y) 2x^2-xy-y^2因式分解因式分解x^2+xy-2y^2 X^2Y-2XY^2 因式分解因式分解:-x^2+2xy-y^2 xy+2x+y+2因式分解因式分解:x^2y+xy^2=? x^2-xy-4+2y因式分解 xy-2x+y-2因式分解,