$A$ is set haveing $6$ distinct elements. The number of distinct functions from $A$ to $A$ which are not objections is

6! - 6

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6^{6} - 6

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6^{6} - 6!

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6!

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Solution

The correct option is A $6! - 6$
Since set $A$ has $6$ distinct elements.

Total number of function from $A$ to $A$ = $6!$

Number of objective function from $A$ to $A$ is $6$

Therefore the number of function ehich are not objective= $6! - 6$ .

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