Question 7984 – Engineering-Mathematics
March 28, 2024Question 369 – ISRO-2016
March 29, 2024Question 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
m = 4, n = 3 ⇒ number of onto function is
36
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