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Q: If A is an open set and B is a closed set, then B – A is/ यदि A विवृत समुच्चय तथा संवृत समुच्चय है, तो B – A है
  • A. Open set /विवृत समुच्चय
  • B. Closed set /संवृत्त समुच्चय
  • C. Both open and closed set विवृत तथा संवृत समुच्चय दोनों
  • D. None of these /इनमें से कोई नहीं
Correct Answer: Option B -
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Explanations:

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