Mathematics, 02.09.2019 02:50 electrofy456

3. the equation of a circle is x^2+y^2-4x+2y-11=0 . what are the center and the radius of the circle? show your work.

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3. the equation of a circle is x^2+y^2-4x+2y-11=0 . what are the center and the radius of the circle...

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