MCQ
यदि A तथा B दो अरिक्त समुच्चय हैं, तब-
  • A
    A × B = {(a, b) : a ∈ B, b ∈ A}
  • A × B = {(a, b) : a ∈ A, b ∈ B}
  • C
     A × B = {(a, b) : (a, b) ∈ A, (a, b) ∈ B}
  • D
     इनमें से कोई नहीं

Answer

Correct option: B.
A × B = {(a, b) : a ∈ A, b ∈ B}
(B) A × B = {(a, b) : a ∈ A, b ∈ B}

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