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  3. 12th Class
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12th Class Mathematics Sample Paper Maths Olympiad Model Paper-9

  • question_answer
    Let R and S be two equivalence relations on a set A. Then

    A)  \[R\cup S\] is an equivalence relation on A

    B)  \[R\cap S\] is an equivalence relation on A

    C)  \[R-S\] is an equivalence relation on A

    D)  \[R+S\] is an equivalence relation on A

    E)  None of these

    Correct Answer: B

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