JEE MATHEMATICS MCQ: QUADRATIC EQUATIONS

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Analyzing +4 | -1

If roots of the equation

a{x^2} + bx + c = 0;\left( {a,b,c \in N} \right)

are rational numbers, then which of the following cannot be true?

View answer and explanation

Correct option: B

All

a,b

and

c

are odd

Option B (All

a,b

and

c

are odd) cannot be true because it leads to a contradiction when considering the discriminant and the nature of rational roots.

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