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cobeiumauhong
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
cho ham so y=-2mx-[TEX]\sqrt{x^2+2X+2m}[/TEX] (voi m la tham so)
a, khi [TEX]m=\frac{-3}{2}[/TEX].hay tim khoang dong bien nghich bien cua ham so
b, xac dinh m de ham so nghich bien tren R
hi vong cac ban som giup minh de minh hoan thanh bai tap som
thank nhiu nha
![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)
a, khi [TEX]m=\frac{-3}{2}[/TEX].hay tim khoang dong bien nghich bien cua ham so
b, xac dinh m de ham so nghich bien tren R
hi vong cac ban som giup minh de minh hoan thanh bai tap som
thank nhiu nha
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