Sets and Operations Quiz
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Questions and Answers

In set theory, what does the intersection of two sets represent?

  • Elements in the first set but not in the second set
  • All elements in either set
  • The combination of all elements in both sets
  • Elements common to both sets (correct)

    • What is the cardinality of the null set?

  • Infinite
  • Undefined
  • 1
  • 0 (correct)

    • What does a well-defined set refer to?

  • A set with no elements
  • A set with unambiguous elements (correct)
  • A set with infinite elements
  • A set with only one element

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