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-

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 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={a,y} and B={2,5} , then find the number of relations from set A to B.

Given n(A)=3,n(B)=2, and the number of relations from A to B is x ,then x-60 is

Let A and B be two finites sets such that n(A)=m and n(B)=n. If the ratio of number of elements of power sets of A and B is 64 and n(A)+n(B)=32. Find the value of m and n.

If A and B are finite sets, such that A sub B , then n(A uu B) is equal to "………"

If n(A) = p and n(B) = q , then the number of relations from set A to set B = ________.

If A and B are two sets such that n(A uu B)=50,n(A)=28 and n(B)=32 find n(A nn B).

If A and B are two sets such that n(A) =54,n(B) =39and n (B-A)=13 then find n( Acup B) .