- #1
pixel01
- 688
- 1
I do not know if this is suitable here:
Given that : x+y+z+xy+yz+zx=6,
Prove that x^2+y^2+z^2 >=3
Any hints will be appreciated. Thanks.
Given that : x+y+z+xy+yz+zx=6,
Prove that x^2+y^2+z^2 >=3
Any hints will be appreciated. Thanks.