" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
αβ = c/a = -3/1 = -3
1/α² + 1/β² = β²+α² / α²β²
= (α+β)²-2αβ / (αβ)²
= (4)²-2(-3) / (-3)²
= 16+6 / 9
= 22/9