MCQ
The equation ${x^2} + {y^2} + 4x + 6y + 13 = 0$ represents
- ACircle
- BPair of coincident straight lines
- CPair of concurrent straight lines
- ✓Point
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$I$. For any $n$, the roots are distinct.
$II$. There are infinitely many values of $n$ for which both roots are real.
$III$. The product of the roots is necessarily an integer.