Question 1186656
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Transform given equation to the standard equation of a circle.


    x^2 + y^2 + 8y -9 = 0


    x^2 + y^2 + 8y = 9


    x^2 + (y^2 + 8y + 16) = 9 + 16


    x^2 + (y^2 + 4)^2 = 25


The circle with the center at (0,-4) and the radius of 5.    <U>ANSWER</U>
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Solved.