Find the center, radius, and intercepts of the circle.x2 + y2 - 2x + 4y - 7 = 0
A. (h, k) = (1, -2), r = 2
x-int: x = 1 ± 2
; y-int: y = -2 ± 
B. (h, k) = (-1, 2), r = 12
x-int: x = 1 + 2
; y-int: y = -2 + 
C. (h, k) = (-1, -2), r = 2
x-int: x = 1 + 2
; y-int: y = -2 + 
D. (h, k) = (1, -2), r = 2
x-int: x = -1 ± 2
; y-int: y =2 ± 
Answer: A
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