Question

Let A = {1, 2, 3} and B = {a. b. c), then the number of bijective functions from A to B are (a) 2 (b) 8 (c) 6 (d) 4​

Answer 1

Step-by-step explanation:

No. Of elements in both sets are equal

Let elements in both of them is equal to n

Then bijective =n!

Here n=3 =3!=6

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