Let A = {a, b, c} and B = {1, 2, 3, 4}. Then the number of elements in the set C f A B fA = ®Î { : |2 ( ) and f is not one-one} is

Question:

Let $A=\{a, b, c\}$ and $B=\{1,2,3,4\}$. Then the number of elements in the set $C=\{f: A \rightarrow B \mid 2 \in f(A)$ and $f$ is not one-one $\}$ is

JEE Main Previous Year 2 Question of JEE Main from Mathematics Sets, Relations and Functions chapter.
JEE Main Previous Year Sep. 05, 2020 (II)

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