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Given A= {2,3,4}, B = {2,5, 6, 7). Const...

Given A= {2,3,4}, B = {2,5, 6, 7). Construct an example of each of the following
an injective mapping from A to B.

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Given, A = {2,3,4}, B={2,5,6,7} . Construct an example of each of the following (i) an injective mapping from A to B. (ii) a mapping from A to B which is not injective. (iii) a mapping from B to A.

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Knowledge Check

  • If A = {2,3,4,5},B= {3,4,6,7} , then AuuB is :

    A
    {2,3,5,6,7}
    B
    {2,3,4,5,6,7}
    C
    {4,5,6,7}
    D
    None of these.

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