Find the center and radius of the circle with the given equation. x2 - 12x + 36 + y2 - 8y + 16 = 4

A. Center (-6, -4), r = 4
B. Center (-4, -6), r = 4
C. Center (4, 6), r = 2
D. Center (6, 4), r = 2


Answer: D

Mathematics

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