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With a negative discriminant, quadratic solutions are found in the set of:
ANatural numbers
BRational numbers
CWhole numbers
DComplex numbers
Answer & Solution
Correct answer: D. Complex numbers
1. The formula needs the square root of the discriminant.
2. When that is negative, the root is not real.
3. The solutions are available in the complex numbers.
_Source: NCERT Class 11 Mathematics, Chapter 5, Complex Numbers and Quadratic Equations._
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