NCERT Class 11 Mathematics Solutions: Chapter 5 – Complex Number and Quadratic Equations Miscellaneous Exercise Part 4 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Discriminant of Quadratic Equation

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

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