Question
Question: If the ratio of the roots of the equation x<sup>2</sup> + bx + c = 0 is same as that of x<sup>2</sup...
If the ratio of the roots of the equation x2 + bx + c = 0 is same as that of x2 + qx + r = 0, then-
A
r2b = qc2
B
r2c = qb2
C
c2r = q2b
D
b2r = q2c
Answer
b2r = q2c
Explanation
Solution
βα = δγ (α+β)2αβ=(γ+δ)2γδŽ b2c = q2r
Ž cq2 = 2r