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Practice: Equation of a Sphere

Give the center and radius of the sphere 𝑥+𝑦+𝑧+7𝑥+6𝑦+3𝑧+12=0.

  • A72,6,32,5102
  • B72,6,32,5102
  • C72,3,32,462
  • D72,3,32,462

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