MathIsEverything
New member
- Joined
- Sep 17, 2022
- Messages
- 14
Prove, that for any real numbers x, y, z satisfying the equality
x2+y2+z2=1the ineaquality
∣x+y+z∣+∣x+y−z∣+∣x−y+z∣+∣−x+y+z∣≥22is true
x2+y2+z2=1the ineaquality
∣x+y+z∣+∣x+y−z∣+∣x−y+z∣+∣−x+y+z∣≥22is true