if the point P is moving such that the length of tangents drawn from P to x^2+y^2-2x+4y-20=0 and x^2+y^2-2x-8y+1=0 are in the ratio 2:1 then find the equation of locus of P
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if the point P is moving such that the length of tangents drawn from P to x^2+y^2-2x+4y-20=0 and x^2+y^2-2x-8y+1=0 are in the ratio 2:1 then find the equation of locus of P
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