JEE Main & Advanced JEE Main Online Paper (Held on 9 April 2013)

  • question_answer
                    Let A = {1, 2, 3, 4} and be the relation defined by :                 R = {(1, 1), (2, 3), (3, 4), (4, 2)}. The correct statement is:             JEE Main Online Paper (Held On 09 April 2013)      

    A)                 R does not have an inverse.                

    B)                 R is not a one to one function.                

    C)                 R is an onto function.                

    D)                 R is not a function                

    Correct Answer: C

    Solution :

                    Here, we see that every element of codomain there exist a perimage, hence it is onto.                


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