分解因式x^2-2xy+y^2-3x+3y-18

来源:学生作业帮助网 编辑:六六作业网 时间:2024/06/03 02:16:56
分解因式x^2-2xy+y^2-3x+3y-18分解因式x^2-2xy+y^2-3x+3y-18分解因式x^2-2xy+y^2-3x+3y-18x^2-2xy+y^2-3x+3y-18=(x-y)^2

分解因式x^2-2xy+y^2-3x+3y-18
分解因式x^2-2xy+y^2-3x+3y-18

分解因式x^2-2xy+y^2-3x+3y-18
x^2-2xy+y^2-3x+3y-18=(x-y)^2-3(x-y)-18=(x-y-6)(x-y+3)