Find the equation of a circle satisfying the given conditions.Center: (2, -9); radius: 9
A. (x + 2)2 + (y - 9)2 = 81
B. (x - 9)2 + (y + 2)2 = 9
C. (x - 2)2 + (y + 9)2 = 81
D. (x + 9)2 + (y - 2)2 = 9
Answer: C
Mathematics
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