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12th Class Mathematics Sample Paper Mathematics Olympiad - Sample Paper-2

  • question_answer
    A relation R on the set of complex numbers is defined by \[{{z}_{1}}R{{z}_{2}}\Leftrightarrow \frac{{{z}_{1}}-{{z}_{2}}}{{{z}_{1}}+{{z}_{2}}}\] real, then R is__.                                                 

    A)  An equivalence relation              

    B)  Only reflexive

    C)  Only transitive     

    D)                   None of these

    Correct Answer: A

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