MathematicsMedium127×since 2002Q3117Let the circle C1:x2+y2−2(x+y)+1=0C_1: x^2+y^2-2(x+y)+1=0C1:x2+y2−2(x+y)+1=0 and C2\mathrm{C_2}C2 be a circle having centre at (−1,0)(-1,0)(−1,0) and radius 2 . If the line of the common chord of C1\mathrm{C}_1C1 and C2\mathrm{C}_2C2 intersects the y\mathrm{y}y-axis at the point P\mathrm{P}P, then the square of the distance of P from the centre of C1\mathrm{C_1}C1 is:A4B6C2D1Check answerSkip