(x-y)(x-2y)+(x-2y)(x-3y)-2(x-3y)(x-4y),其中x=4,y=1.5
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 13:26:23
![(x-y)(x-2y)+(x-2y)(x-3y)-2(x-3y)(x-4y),其中x=4,y=1.5](/uploads/image/z/7081592-32-2.jpg?t=%EF%BC%88x-y%EF%BC%89%EF%BC%88x-2y%EF%BC%89%2B%EF%BC%88x-2y%EF%BC%89%EF%BC%88x-3y%EF%BC%89%EF%BC%8D2%EF%BC%88x-3y%EF%BC%89%EF%BC%88x-4y%EF%BC%89%2C%E5%85%B6%E4%B8%ADx%3D4%2Cy%3D1.5)
(x-y)(x-2y)+(x-2y)(x-3y)-2(x-3y)(x-4y),其中x=4,y=1.5
(x-y)(x-2y)+(x-2y)(x-3y)-2(x-3y)(x-4y),其中x=4,y=1.5
(x-y)(x-2y)+(x-2y)(x-3y)-2(x-3y)(x-4y),其中x=4,y=1.5
2.5-0.5-2=0