6. If 1 a and 1 b are the roots of the equation, ax2 + bx + 1 = 0 (a ¹ 0, a, b, Î R), then the equation, ( ) ( ) 3 3 x x b a 3abx 0 ++- = as roots :

Question:

If $\frac{1}{\sqrt{\alpha}}$ and $\frac{1}{\sqrt{\beta}}$ are the roots of the equation, $a x^{2}+b x+1=0(a \neq 0, a, b, \in R)$, then the equation, $x\left(x+b^{3}\right)+\left(a^{3}-3 a b x\right)=0$ as roots :

  1. $\alpha^{3 / 2}$ and $\beta^{3 / 2}$

  2. $\alpha \beta^{1 / 2}$ and $\alpha^{1 / 2} \beta$

  3. $\sqrt{\alpha \beta}$ and $\alpha \beta$

  4. $\alpha^{-\frac{3}{2}}$ and $\beta^{-\frac{3}{2}}$


Correct Option: 1

JEE Main Previous Year 1 Question of JEE Main from Mathematics Complex Numbers and Quadratic Equations chapter.
JEE Main Previous Year Online April 9, 2014

Solution:

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