Let P be any point on the curve S = 0 such that tangents from P to x + y2 - 2x - 4y -4

Let P be any point on the curve S = 0 such that tangents from P to x² + y2 - 2x - 4y -4 = 0 makes 60° with each other and from point Q perpendiculartangents are drawn to S thenLocus of P is a circle of radius 2?3Locus of P is a circle of radius 6Locus of Q is a circle of radius 3?2Locus of Q is a circle of radius 6?2