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Precalculus 9 Online
OpenStudy (anonymous):

What is the equation of a circle with its center at (-h, k) and radius r? A.(x-h)^2 + (y-k)^2 = r^2 B.(x+h)^2 + (y-k)^2 = r^2 C.(x-h)^2 + (y+k)^2 = r^2 D.(x+h)^2 + (y+k)^2 = r^2

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