jee-advanced 2001 Q19

jee-advanced · India · screening Combinations & Selection Counting Functions with Constraints

19. Let $E = \{ 1,2,3,4 \}$ and $F = \{ 1,2 \}$. Then the number of onto functions from $E$ to $F$ is:
(A) 14
(B) 16
(C) 12
(D) 8

19. Let $E = \{ 1,2,3,4 \}$ and $F = \{ 1,2 \}$. Then the number of onto functions from $E$ to $F$ is:\\
(A) 14\\
(B) 16\\
(C) 12\\
(D) 8\\