Easy MCQ +4 / -1

If A = {1, 2, 3} and B = {3, 4, 5}, then A ∪ B is:

  1. A {1, 2, 3}
  2. B {3}
  3. C {1, 2, 3, 4, 5} Correct answer
  4. D {1, 2, 4, 5}

Solution

A ∪ B (union) = all elements in A or B or both: {1, 2, 3, 4, 5}.

About this question

Subject: Mathematics · Chapter: Sets, Relations and Functions · Topic: Sets and Operations

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