JEE Main2019Math
Q.
If m is chosen in the quadratic equation (m2+ 1) x2– 3x + (m2+ 1)2= 0 such that the sum of its roots is greatest, then the absolute difference of the cubes of its roots is:
- A
- B
- C
- D
Solution
If m is chosen in the quadratic equation (m2+ 1) x2– 3x + (m2+ 1)2= 0 such that the sum of its roots is greatest, then the absolute difference of the cubes of its roots is: