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Because 2401 is the square of 49, that equation has roots that are:
AUndefined
BRational
CIrrational
DImaginary
Answer & Solution
Correct answer: B. Rational
1. A perfect square discriminant gives exact roots.
2. No surd is left over.
3. The roots are rational.
_Source: NCERT Class 10 Mathematics, Chapter 4, Quadratic Equations._
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