Circle Tangents Intersection Point (Jee Mains) | ExamDuo
Equation & Position in Circle
Hard
Circle Tangents Intersection Point
Points P(−3,2),Q(9,10) and R(α,4) lie on a circle C with PR as its diameter. The tangents to C at the points Q and R intersect at the point S. If S lies on the line 2x−ky=1, then k is equal to _______.