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Stuck here, help me understand: If set A has % elements and set B has 2 elements. How many relations can be difined from A to B ?

If set A has % elements and set B has 2 elements. How many relations can be difined from A to B ?

  • Option 1)

    32

  • Option 2)

    25

  • Option 3)

    15

  • Option 4)

    1024

 
Answers (1)
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As we have learnt,

 

Number of Relations -

If A having m elements and B having n elements, then 2^{mn}=No. of relations

-

 

 No relations = 2(5 x 2) = 210 = 1024

 


Option 1)

32

Option 2)

25

Option 3)

15

Option 4)

1024

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