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Q: The equation of circle with centre (1,–2) and radius 4 cm is:
  • A. x² + y² – 2x + 4y = 16
  • B. x² + y² + 2x – 4y = 11
  • C. x² + y² – 2x + 4y = 11
  • D. x² + y² + 2x – 4y = 16
Correct Answer: Option C -
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Explanations:

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