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

Given `A={2,\ 3,\ 4}` , `B={2,\ 5,\ 6,\ 7}` . Construct an example of an injective map from `A` to `B` .

Text Solution

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The correct Answer is:
`f={(2,5),(3,7),(4,6)}`
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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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Knowledge Check

  • If A={1,2,3,4},B={2,3,5,6}andC={3,4,6,7} , then

    A
    `A-(BnnC)={1,3,4}`
    B
    `A-(BnnC)={1,2,4}`
    C
    `A-(BnnC)={2,3}`
    D
    `A-(BnnC)={phi}`

  • 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.

    • Similar Questions

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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.

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

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

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

    Given A={2,3,4},B={2,5,6,7} Construct an example of a mapping from A to B which is not injective

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

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