If A and B are finite sets such that n(A)=5 and n(B)=7,then find the number of functions from A to B.

If A and B are finite sets such that n(A)=m and n(B)=k ,find the number of relations from A to B .is equal to-

Let n(A)=3 and n(B)=5 , then the number of one - one functions from A to B is

If A and B are finite sets with n(A) =3 and N(B)=6 then find n(AxxB)

If A and B are two sets with n(A)=4 and n(B)=2 then the number of onto functions from A to B is

If A and B are two sets with n(A)=4 and n(B)=2 then the number of onto functions from A to B is

If A and B are two sets such that n(A)=5 and n(B) = 6, then the number of one-one and onto mapping from A to B is

If n (A) =5 and n(B ) =7 , then the number of relations on A xx B is

If n(A) = 5 and n (B) = 7, then the number of relations on A*B is

If A and B are finite sets such this n(A) = p,n(B) =q , then the total no, of functions that exists between A and B is :

If A and B are two sets such that n (A) = 5 , n (B) = 7, then the minimum number of elements in A uu B is