Maths Quadratic Equations All Topic Question for Revision Test Single Correct MCQ
Published on: August 13, 2026

Let then roots of the equation

A
no real root
B
one real root.
C
two real roots
D
more than 2 real roots

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Text Solution

Verified by Experts
The correct answer is:
C

We have,

is an increasing function for all

Let and . Then, .

Now,

Let

Then,

and, .

and

has one real root between and other

between and

has two real roots.

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