NCERT Class 11 Mathematics Solutions: Chapter 5 –Complex Number and Quadratic Equations Miscellaneous Exercise Part 4
Doorsteptutor material for IEO is prepared by world's top subject experts: fully solved questions with step-by-step explanation- practice your way to success.

Discriminant of Quadratic Equation
Loading image•••
1. Solve the equation
Answer:
The given quadratic equation is
This equation can also be written as
On comparing this equation with ,
we obtain
So, the discriminant of the given equation is
So, the required solutions are
2. Solve the equation
Answer:
The given quadratic equation is
This equation can also be written as
On comparing this equation with , we obtain
So, the discriminant of the given equation is
So, the required solutions are