F
funny.memory


Tim M sao cho k/c tu I(-1;2) toi tiep tuyen cua (C) y=(2x-1)/(x+1) tai M la lon nhat
minh van chua tim duoc ,moi nguoi giup minh voi. ma sao minh ko go tieng viet duoc nhi ???..........
>-b-
-*
minh van chua tim duoc ,moi nguoi giup minh voi. ma sao minh ko go tieng viet duoc nhi ???..........