The number of bijective functions from set A to itself when A con… - Vidyadip

MCQ

The number of bijective functions from set $A$ to itself when $A$ contains $106$ elements is:

A
$106$
B
$(106)^2$
✓
$106!$
D
$2^{106}$

✓

Answer

Correct option: C.

$106!$

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