If P is a point such that the ratio of the squares of the lengths of the tangents from P to the circles\[{{x}^{2}}+{{y}^{2}}+2x-4y-20=0\] and \[{{x}^{2}}+{{y}^{2}}-4x+2y-44=0\] is 2 : 3, then the locus of P is a circle with centre [EAMCET 2003]

If P is a point such that the ratio of the squares of the lengths of t

1.	If P is a point such that the ratio of the squares of the lengths of the tangents from P to the circles\[{{x}^{2}}+{{y}^{2}}+2x-4y-20=0\] and \[{{x}^{2}}+{{y}^{2}}-4x+2y-44=0\] is 2 : 3, then the locus of P is a circle with centre [EAMCET 2003]
A.	(7, - 8)
B.	(- 7, 8)
C.	(7, 8)
D.	(- 7, - 8)
Answer» C. (7, 8)

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If P is a point such that the ratio of the squares of the lengths of the tangents from P to the circles\[{{x}^{2}}+{{y}^{2}}+2x-4y-20=0\] and \[{{x}^{2}}+{{y}^{2}}-4x+2y-44=0\] is 2 : 3, then the locus of P is a circle with centre [EAMCET 2003]

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