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If that expression equals zero, the equation has:
ATwo equal roots
BTwo distinct roots
CTwo odd roots
DFour odd roots
Answer & Solution
Correct answer: A. Two equal roots
1. The square root term vanishes.
2. Both answers collapse to one value.
3. There are two equal real roots.
_Source: NCERT Class 10 Mathematics, Chapter 4, Quadratic Equations._
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