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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

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

Grade:11

1 Answers

SAGAR SINGH - IIT DELHI
878 Points
13 years ago

Dear student,

The correct option is b)

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