Let `A={1,2,3,4}` ,`B={1,2,3,4,5,6,7,8}` the number of one - one functions `f: A rarr B` such that `f(i)!=i` , for `i=1,2,3,4`

Let A={1,2,3,4} and B={3,4,5,6,7} are two sets.Let m is the number of one- onefunctions f:A rarr B such that f(i)!=in AA i in A rarr B such that one-onefunctions f:A rarr B such that |f(i)-i|<=3AA i in A, then find the value of (m+n).

If A={1,2,3},B={1,2,3,4,5,6,7,8} then the number of functions f from A to B such that f(i)lt=f(j) AAiltj

The number of one-one functions from A{1,2,3,4}rarr B{1,2,3,4,5,6,7} such that f(1)=7 and f(i)!=i for i=1,2,3,4 are

If A= {1,3,5,7} and B= {1,2,3,4,5,6,7,8} , then the number of one-to-one functions from A into B is

Let A={1,2,3} and B={1,2,3,4,5,6,7} Among all the functions from A to B, the number of such that

Let S={1,2,3,4). The number of functions f:S rarr S. such that f(i)<=2i for all i in S is

If the number of onto functions from [1,2,3,4}rarr{2,3,4} such that f(1)!=i for i=1,2,3,4 is k then (k)/(4) is equal to

Let A = {0, 1, 2, 3, 4, 5, 6, 7}. Then the number of bijective functions f : A rarr A such that ƒ(1) + ƒ(2) = 3 – ƒ(3) is equal to

If f:A rarr B,A={1,2,3,4},B={1,2,3} and f(i)!=i then the number of onto functions from A to B is