Let $a, b, c$ be the sides of a triangle. No two of them are equal and real. If the roots of the equation $x^2+ 2(a + b+ c) x + 3 (ab + bc + ca) = 0$ are real, then
Reveal answer
Fill a bubble to check yourself
Let $a, b, c$ be the sides of a triangle. No two of them are equal and real. If the roots of the equation $x^2+ 2(a + b+ c) x + 3 (ab + bc + ca) = 0$ are real, then