J
jelly130893


trong mp Oxy. cho 2 dg tron`: (C1): (x-3)^2 + (y-3)^2 = 13 va (C2): (x-3)^2 + (y-9)^2 = 25, goi A la mot giao diem cua 2 dg tron biet A co hoanh do > 1.
Viet phuong trinh dg thang d di qua A, cat 2 dg tron theo 2 day cung co do dai bang nhau. minh tim duoc moi~ toa do diem A xong ko bjet lam the nao nua
(=((
Viet phuong trinh dg thang d di qua A, cat 2 dg tron theo 2 day cung co do dai bang nhau. minh tim duoc moi~ toa do diem A xong ko bjet lam the nao nua
Last edited by a moderator: