T
tinhyeugabong
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
bai` the' nay`
Phân tích thành nhân tử
A=ab.(a-b)-ac.(a+c)+bc.(2a+c-b)
B=(a-x).y^3-(a-y).x^3+(x-y).a^3
C=x^3- 19x-30
![Confused :confused: :confused:](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
![Confused :confused: :confused:](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
![Confused :confused: :confused:](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
![Confused :confused: :confused:](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
![Confused :confused: :confused:](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
co' gang' jup' mik` nha!!!!
thank may' ban nhieu!!!!!!
Phân tích thành nhân tử
A=ab.(a-b)-ac.(a+c)+bc.(2a+c-b)
B=(a-x).y^3-(a-y).x^3+(x-y).a^3
C=x^3- 19x-30
co' gang' jup' mik` nha!!!!
thank may' ban nhieu!!!!!!