JEE Main & Advanced Mathematics Sets Question Bank Relations

  • question_answer
    A relation R is defined from {2, 3, 4, 5} to {3, 6, 7, 10} by \[xRy\Leftrightarrow x\] is relatively prime to y. Then domain of R is

    A) {2, 3, 5}

    B) {3, 5}

    C) {2, 3, 4}

    D) {2, 3, 4, 5}

    Correct Answer: D

    Solution :

    Given, \[xRy\Rightarrow x\]is relatively prime to y. \ Domain of \[R=\{2,\,3,\,4,\,5\}\].


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