A circle is centered at origin. 2 points P and Q lies on the positive x axis outside the circle such that OQ = 2OP. The length of tangent drawn from Q to the circle is thrice the length of tangent from P to the circle. What the radius of circle if OP = a.

A circle is centered at origin. 2 points P and Q lies on the positive

1.	A circle is centered at origin. 2 points P and Q lies on the positive x axis outside the circle such that OQ = 2OP. The length of tangent drawn from Q to the circle is thrice the length of tangent from P to the circle. What the radius of circle if OP = a.
Answer» A circle is centered at origin. 2 points P and Q lies on the positive x axis outside the circle such that OQ = 2OP. The length of tangent drawn from Q to the circle is thrice the length of tangent from P to the circle. What the radius of circle if OP = a.