Sketch the graph of the equation x 2 + y 2 + 2x 6y + 7

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Sketch the graph of the equation x2 + y2 + 2x – 6y + 7 = 0 by first showing that it represents a circle and then finding its center and radius.

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Calculus

ISBN: 9780495011606

6th Edition

Authors: James Stewart

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