Question
Mathematics Question on Circles
A circle S passes through the point (0, 1) and is orthogonal to the circles (x-1)2 + y2 = 16 and x2 + y2 = 1. Then
A. Radius of S is 8
B. Radius of S is 7
C. Centre of S is (-7, 1)
D. Centre of S is (-8, 1)
A
A only
B
A and B only
C
B and C only
D
D only
Answer
B and C only
Explanation
Solution
The correct answer is(C): B and C only