crystalcasper55 crystalcasper55

03-03-2018
Mathematics

contestada

what is the radius and center of this circle?
[tex] {x}^{2} + {y}^{2} + 2x - 4y - 2 = 0[/tex]

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alexisvalverde alexisvalverde

03-03-2018

the center is (-1,2)
the radius is
[tex] \sqrt{7} \: or \: 2.646[/tex]

Ver imagen alexisvalverde

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