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A mapping is selected at random from the...

A mapping is selected at random from the set of all the mappings of the set of A= {1,2,3,4} into itself. The probability that the mapping selected is a bijection is

A

`(1)/(4^(4))`

B

`(1)/(4!)`

C

`(3!)/(4^(3))`

D

`(1)/(4)`

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The correct Answer is:
C
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DIPTI PUBLICATION ( AP EAMET)-PROBABILITY-EXERCISE-1A
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