A) 9
B) 5
C) \[-3\]
D) \[-6\]
Correct Answer: B
Solution :
\[{{x}^{2}}+{{y}^{2}}+4x-6y-12=0\] \[g=2,f=-3,c=-12\] Radius \[=\sqrt{{{g}^{2}}+{{f}^{2}}+c}=\sqrt{4+9+12}=5\]You need to login to perform this action.
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