Find the center (h, k) and radius r of the circle. Graph the circle.x2 + y2 + 10x + 2y + 22 = 0 
A. (h, k) = (-5, 1); r = 2
B. (h, k) = (5, -1); r = 2
C. (h, k) = (5, 1); r = 2
D. (h, k) = (-5, -1); r = 2
Answer: D
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