2XY-X^2-Y^2+1 因式分解

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/23 05:52:45
2XY-X^2-Y^2+1因式分解2XY-X^2-Y^2+1因式分解2XY-X^2-Y^2+1因式分解您好!2XY-X^2-Y^2+1x^2-2xy+y^2-1(x-y)^2-1(x-y+1)(x-y

2XY-X^2-Y^2+1 因式分解
2XY-X^2-Y^2+1 因式分解

2XY-X^2-Y^2+1 因式分解
您好!
2XY-X^2-Y^2+1
x^2-2xy+y^2-1
(x-y)^2-1
(x-y+1)(x-y-1)

2XY-X^2-Y^2+1=(1+x-y)(1-x+y)