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Let A = {1, 2, 3,--------n} and B = {a, ...

Let A = {1, 2, 3,--------n} and B = {a, b, c], the number of functions from A to B that are onto is

A

`3^(n)-2^(n)`

B

`3^(n)-2^(n)-1`

C

`3(2^(n)-1)`

D

`3^(n)-3(2^(n)-1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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