The length of the tangent from the point (4, 5)to the circle \[{{x}^{2}}+{{y}^{2}}+2x-6y=6\]is [DCE 1999]

The length of the tangent from the point (4, 5)to the circle \[{{x}^{2

1.	The length of the tangent from the point (4, 5)to the circle \[{{x}^{2}}+{{y}^{2}}+2x-6y=6\]is [DCE 1999]
A.	\[\sqrt{13}\]
B.	\[\sqrt{38}\]
C.	\[2\sqrt{2}\]
D.	\[2\sqrt{13}\]
Answer» B. \[\sqrt{38}\]

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The length of the tangent from the point (4, 5)to the circle \[{{x}^{2}}+{{y}^{2}}+2x-6y=6\]is [DCE 1999]

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