Question
Let C be the circle with centre at and radius . If T is the circle centred at , passing through origin and touching the circle C externally, then the radius of T is equal to
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Question 1
Tangents drawn from the point to the circle touches the circle at A and B. Find the equation of the circumcircle of triangle PAB.Question 2
If the straight line intersects the circle at points P and Q, then find the coordinates of the point of intersection of the tangents drawn at P and Q to the circle . Question Text | Let C be the circle with centre at and radius . If T is the circle centred at , passing through origin and touching the circle C externally, then the radius of T is equal to |