The number of all possible positive integral values of … for which the roots of the quadratic equation, 6x² … 11x + … = 0 are rational numbers is :

Option A. For rational D must be perfect square

Quadratic Equation and Inequalities

JEE Main 2019 · 9 Jan, Evening shift · Q5093

MathematicsEasy129×since 2002Q5093

The number of all possible positive integral values of

\alpha

for which the roots of the quadratic equation, 6x²

-

11x +

\alpha

= 0 are rational numbers is :