[" The number of one- one from A to B "],[" where "],[[A={1,2,3,4},B={a,b}," (B) "14],[" (A) "10," (D) "0]]

The number of one-one and onto mapping from A to B, where n(A)=6andn(B)=7 is :

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

The number of one-one functions from A to B where A=(1, 2, 3, 4) and B=(1, 2 ,3 ,4 ,5 ,6) such that f(i)!=i is

The number of many one functions from A= {1, 2, 3} to B= {a, b, c, d} is

the number of one - one and onto mapping from A to B where n (A) = 6 and n (B ) = 7 is :

The number of one one functions that can be defined from {1, 2, 3, 4} onto {a, b, c,d} is

Write total number of one-one functions from set A={1,\ 2,\ 3,\ 4} to set B={a ,\ b ,\ c} .

Write total number of one-one functions from set A={1,\ 2,\ 3,\ 4} to set B={a ,\ b ,\ c} .