Rewrite the equation in standard form. Find the center or vertex. Identify the conic and sketch the curve.x2 + y2 + 2x + 12y - 12 = 0

A. circle; center (-1, -6);
(x - 1)2 + (y - 6)2 = 49

B. circle; center (1, 6);
(x + 1)2 + (y + 6)2 = 49

C. circle; center (-1, -6);
(x + 1)2 + (y + 6)2 = 49

D. circle; center (1, 6);
(x - 1)2 + (y - 6)2 = 49

Answer: C

Mathematics

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A.

B.

C.

D.

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A. does not exist B. 1 C. 2 D. 0

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Rationalize the denominator. 

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C.
D.

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