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18 November, 21:52

Find the center and radius of the circle described by the equation x2 + y2 + 6x - 4y - 27 = 0.

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  1. 18 November, 22:17
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    Step-by-step explanation:

    hello:

    x² + y² + 6x - 4y - 27 = 0 means : (x²+6x+9) - 9 + (y²-4y+4) - 4-27 = 0

    (x+3) ² + (y-2) ² = 40 ... standard form when the center is (-3, 2) and radius √40
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