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dquinao Group Title

which of the following is an equation of the circle with center (2,-1) and radius 7? a.x^2+y^2-4x-2y-44 =0 b.x^2+y^2+4x-2y-44 =0 c.x^2+y^2-4x+2y-44 =0 d.x^2+y^2+4x+2y-44 =0

  • one year ago
  • one year ago

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  1. ranxu6j3 Group Title
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    (x-2)^2+(y-1)^2=7^2

    • one year ago
  2. agent0smith Group Title
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    ^it should be (y+1)^2 though

    • one year ago
  3. ranxu6j3 Group Title
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    sorry wrong typing

    • one year ago
  4. iamforeveryoung Group Title
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    C?

    • one year ago
  5. ranxu6j3 Group Title
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    yes, C

    • one year ago
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