4x²-y²+6x-3y=0怎么化简成(2x-y)(2x+y+3)=0? ①4x²-y²+6x-3y=0怎么化简成(2x-y)(2x+y+3)=0?②x²+6xy+9y²+3x+9y-4=0怎么化为(x+3y+4)(x+3y-1)=0
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/02 00:33:37
![4x²-y²+6x-3y=0怎么化简成(2x-y)(2x+y+3)=0? ①4x²-y²+6x-3y=0怎么化简成(2x-y)(2x+y+3)=0?②x²+6xy+9y²+3x+9y-4=0怎么化为(x+3y+4)(x+3y-1)=0](/uploads/image/z/2681984-56-4.jpg?t=4x%26%23178%3B-y%26%23178%3B%2B6x-3y%3D0%E6%80%8E%E4%B9%88%E5%8C%96%E7%AE%80%E6%88%90%EF%BC%882x-y%EF%BC%89%EF%BC%882x%EF%BC%8By%EF%BC%8B3%EF%BC%89%3D0%3F+%E2%91%A04x%26%23178%3B-y%26%23178%3B%2B6x-3y%3D0%E6%80%8E%E4%B9%88%E5%8C%96%E7%AE%80%E6%88%90%EF%BC%882x-y%EF%BC%89%EF%BC%882x%EF%BC%8By%EF%BC%8B3%EF%BC%89%3D0%3F%E2%91%A1x%26%23178%3B%EF%BC%8B6xy%EF%BC%8B9y%26%23178%3B%EF%BC%8B3x%EF%BC%8B9y-4%3D0%E6%80%8E%E4%B9%88%E5%8C%96%E4%B8%BA%EF%BC%88x%EF%BC%8B3y%EF%BC%8B4%EF%BC%89%EF%BC%88x%EF%BC%8B3y-1%EF%BC%89%3D0)
4x²-y²+6x-3y=0怎么化简成(2x-y)(2x+y+3)=0? ①4x²-y²+6x-3y=0怎么化简成(2x-y)(2x+y+3)=0?②x²+6xy+9y²+3x+9y-4=0怎么化为(x+3y+4)(x+3y-1)=0
4x²-y²+6x-3y=0怎么化简成(2x-y)(2x+y+3)=0?
①4x²-y²+6x-3y=0怎么化简成(2x-y)(2x+y+3)=0?
②x²+6xy+9y²+3x+9y-4=0怎么化为(x+3y+4)(x+3y-1)=0
4x²-y²+6x-3y=0怎么化简成(2x-y)(2x+y+3)=0? ①4x²-y²+6x-3y=0怎么化简成(2x-y)(2x+y+3)=0?②x²+6xy+9y²+3x+9y-4=0怎么化为(x+3y+4)(x+3y-1)=0
4x²-y²+6x-3y=0
(4x²-y²)+(6x-3y)=0
(2x+y)(2x-y)+3(2x-y)=0
(2x-y)(2x+y+3)=0
x²+6xy+9y²+3x+9y-4=0
(x²+6xy+9y²)+(3x+9y)-4=0
(x+3y)²+3(x+3y)-4=0
[(x+3y)+4][(x+3y)-1]=0
(x+3y+4)(x+3y-1)=0
1.4x²-y²+6x-3y=0
(2x+y)(2x-y)+3(2x-y)=0
(2x-y)(2x+y+3)=0
2.x²+6xy+9y²+3x+9y-4=0
(x+3y)²+3(x+3y)-4=0
(x+3y+4)(x+3y-1)=0
4x²-y²+6x-3y=0
4x²+y²-4xy -2y²+4xy+6x-3y=0
(2x-y)²+2y(2x-y)+3(2x-y)=0
(2x-y)(2x-y+2y+3)=0
(2x-y)(2x+y+3)=0
①=(2x-y)(2x+y)+3(2x-y)
=(2x-y)(2x+y+3)
②=x??+6xy+9y??+3x+9y-4=0
(x+3y)??+3(x +3y)-4=0
(x+3y-1)(x+3y+4)=0
这个不很简单吗 你书可看好了