Tìm x,y,z sao cho thõa mãn $x+y+z+\sqrt{xyz}=2(\sqrt{xy}+\sqrt{yz}+\sqrt{zx})$
1 user(s) are reading this topic
0 members, 1 guests, 0 anonymous users
Community Forum Software by IP.Board
Licensed to: Diễn đàn Toán học
Binh nhất
Tìm x,y,z sao cho thõa mãn $x+y+z+\sqrt{xyz}=2(\sqrt{xy}+\sqrt{yz}+\sqrt{zx})$
0 members, 1 guests, 0 anonymous users
Community Forum Software by IP.Board
Licensed to: Diễn đàn Toán học
