Question 8256 – Engineering-Mathematics

The number of onto function (surjective function) from set X = {1, 2, 3, 4} to set Y = {a, b, c} is ______.

Correct Answer: A

Question 72 Explanation: 
Number of onto function from set X to set Y with |X| = m, |Y| = n is

m = 4, n = 3 ⇒ number of onto function is
A
36
B
37
C
38
D
39
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