- #1
Tala.S
- 43
- 0
Hi
I'm trying to figure out whether this expression √(a^2+2ab-2ac+b^2+2bc+c^2) can be complex or not while a>0, b>0 and c>0.
My answer would be no but I'm not sure.
I'm trying to figure out whether this expression √(a^2+2ab-2ac+b^2+2bc+c^2) can be complex or not while a>0, b>0 and c>0.
My answer would be no but I'm not sure.