因式分解:x^2+2xy+y^2-3x-3y+2(过程!)
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/25 21:57:34
因式分解:x^2+2xy+y^2-3x-3y+2(过程!)因式分解:x^2+2xy+y^2-3x-3y+2(过程!)因式分解:x^2+2xy+y^2-3x-3y+2(过程!)x^2+2xy+y^2-3
因式分解:x^2+2xy+y^2-3x-3y+2(过程!)
因式分解:x^2+2xy+y^2-3x-3y+2(过程!)
因式分解:x^2+2xy+y^2-3x-3y+2(过程!)
x^2+2xy+y^2-3x-3y+2
=(x+y)²-3(x+y)+2
=(x+y-1)(x+y-2)
十字相乘法
(x+y) -1
(x+y) -2
x^2+2xy+y^2-3x-3y+2
=(x+y)^2-3(x+y)+2
=(x+y-1)(x+y-2)
=(x+y)^2-3(x+y)+2
=(x+y-1)(x+y-2)
原式=(x+y)^2-3(x+y)+2
=(x+y-1)(x+y-2)
x^2+2xy+y^2-3x-3y+2
=(x+y)²-3(x+y)+2
=[(x+y)-2][(x+y)-1]
=(x+y-2)(x+y-1)
-xy^2(x+y)^3+x(x+y)^2因式分解
因式分解x^2-3xy+y^2
x^2-3xy+y^2因式分解
因式分解-X^2+2XY-Y^3
3x^+4xy-2y^ 因式分解
因式分解:12xy^2(y-x)+xy^3(x-y)+4x^2y(x-y)
因式分解(xy-x^2)^3-x^3(y-x)
x^2+x^2y-xy^2-y^3因式分解
因式分解 x^2-2xy-3y^2+x+y
因式分解x^3+x^2y-xy^2-y^3
x^2y+3xy^2-x-3y因式分解
因式分解x^3+x^2y-xy^2+y^3
因式分解-x^2y^3+xy-x^3y^2
x^3-x^2y-xy^2+y^3因式分解
-x^3y^3-x^2y^2-xy 因式分解.
因式分解 x^3-y^3- x^2-xy-y^2
把2x-2y+3xy(x-y)因式分解
-x^3y+2x^2y-xy 因式分解