Mathematics · Relations and Functions
If A = {1, 2, 3} and B = {4, 5, 6}, then which of the following functions from A to B is a bijective function?
- 1Both B and C✓
- 2f = {(1, 4), (2, 5), (3, 6)}
- 3f = {(1, 5), (2, 4), (3, 6)}
- 4f = {(2, 4), (2, 5), (2, 6)}
Correct answer
Both B and C
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