JEE MATHEMATICS MCQ: FUNCTIONS

1 Easy

1 of 1

Understanding +4 | -1

Let

A=\{1,2,3\}

and

B=\{a, b, c\}

, then the number of bijective functions from

A

B

are

View answer and explanation

Correct option: C

Option C (6) is correct because the number of bijective functions from a set A to a set B, where both have n elements, is n!.

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