1) C1 = x2+ y2 =(3+2v2)2 be a circle and PA and PB are pair of tangents on C1 where P is any point on director circle of C1 radius of smaller circle which touch C1 externally and also two tangent PA and PB is A) 3-v2 B)2v2-1 C)2v2+1 D)1

Vatsal Koradia , 15 Years ago

Grade 11