Cho a,b,c > 0 thỏa a + b + c = 1 . Cmr
$\sqrt{a + (b - c)^2} + \sqrt{b + (c - a)^2} + \sqrt{c + (a - b)^2} \geq \sqrt{3}$
$\sqrt{a + (b - c)^2} + \sqrt{b + (c - a)^2} + \sqrt{c + (a - b)^2} \geq \sqrt{3}$
Started By QQspeed22, 21-11-2015 - 06:17
1 user(s) are reading this topic
0 members, 1 guests, 0 anonymous users
