Question

व्हाट विल द यूनिट डिजिट ऑफ 10 इयर्स ऑफ द फॉलोइंग नंबर्स 272 kaise ayega bataien
​

Answer 1

Answer:

If α , β are the roots of ax² + bx + c = 0 where a , b , c belong to Rational numbers then prove that

i] α + β is always rational

ii] α - β is always irrational

iii] αβ is always rational

iv] α , β are conjugate to each other