A) \[\sqrt{26}\]
B) \[\sqrt{13}\]
C) \[\sqrt{23}\]
D) 0
Correct Answer: D
Solution :
Given equation of circle is \[{{x}^{2}}+{{y}^{2}}+4x+6y+13=0\] Radius = \[\sqrt{{{g}^{2}}+{{f}^{2}}-c}=\sqrt{4+9-13}=0\].
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