RRB Technician (Grade I Signal + Grade III) 2024 · Question 184 of 1214

If the sum and product of the roots of a quadratic equation are $\frac{11}{2}$ and $\frac{15}{2}$, respectively, then the equation whose roots are double the roots of the given equation is:

best-effort

1. A$x^{2}+11 x+30=0$
2. B$x^{2}-11 x+30=0$Correct
3. C$x^{2}+11 x-30=0$
4. D$x^{2}-11 x-30=0$