Let `E={1,2,3,4}a n dF={1,2}dot` If `N` is the number of onto functions from`EtoF ,` then the value of `N//2` is

Let E={1,2,3,4,} and F={1,2}. Then the number of onto functions from E to F, is ______.

Let E=(1,2,3,4) and F-(1,2) . Then the number of onto functions from E to F is:

Statement 1: let E={1,2,3,4}a n dF={a ,b}dot Then the number of onto functions from EtoFi s14. Statement 2: Number of ways in which four distinct objects can be distributed into two different boxes is 14 if no box remains empty.

The number of all onto functions from the set {1,2,3,4,….,n} to itself is

Let A={1,\ 2,\ 3,\ 4} and B={a ,\ b} be two sets. Write total number of onto functions from A to B .

Find the number of all onto functions from the set A={1,\ 2,\ 3,\ ,\ n} to itself.

Find the number of all onto functions from the set A={1,\ 2,\ 3,\ ,\ n} to itself.

Let X={a_1, a_2, ,a_6}a n dY={b_1, b_2,b_3}dot The number of functions f from xtoy such that it is onto and there are exactly three elements x in X such that f(x)=b_1 is 75 (b) 90 (c) 100 (d) 120

Let X={a_1, a_2, ,a_6}a n dY={b_1, b_2,b_3}dot The number of functions f from xtoy such that it is onto and there are exactly three elements xinX such that f(x)=b_1 is 75 (b) 90 (c) 100 (d) 120

Let A={1,2,3,4}and B={0,1,2,3,4,5}. If 'm' is the number of strictly increasing function f, f : A to B and n is the number of onto functions g: B to A. Then the last digit of n-m is.