(x+3y)²-(x+3y) 怎么因式分解?
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/24 10:36:59
x)Ө6TS64~=
x:{=O;^,_loTO;HI]CM<;e6`hS0],+Ox?
hzJXZQB2]
^
u
$a2M~ TU3X^( Ot
A# yC
(x+3y)²-(x+3y) 怎么因式分解?
(x+3y)²-(x+3y) 怎么因式分解?
(x+3y)²-(x+3y) 怎么因式分解?
(x+3y)²-(x+3y)
=(x+3y)(x+3y-1)
(x+3y)²-(x+3y)
=(x+3y)[(x+3y)-1]
=(x+3y)(x+3y-1)
(x+3y)²-(x+3y)提取(x+3y)
=[(x+3y)-1](x+3y)
=(x+3y-1)(x+3y)
(x+3y)²-(x+3y)可以提公因式(x+3y),
所以(x+3y)²-(x+3y)
=(x+3y)(x+3y-1)
(x+3y)²-(x+3y)=(x+3y)(x+3y-1)