Let A and B be two sets containing four and two elements, respectively. Then, the number of subjects of the set `A xx B`, each having atleast three elements is

Let A and B be too sets containing four and two elements respectively then the number of subsets of set AxxB having atleast 3 elements is

If A and B two sets containing 2 elements and 4 elements, respectively. Then, the number of subsets of A xx B having 3 or more elements, is

If A and B two sets containing 2 elements and 4 elements, respectively. Then, the number of subsets of A xx B having 3 or more elements, is

Let A and B be two finite sets having m and n elements respectively. Then the total number of mappings from A to B is

Let A and B be two finite sets having m and n elements respectively. Then the total number of mappings from A to B is

Let A and B be two sets having 4 and 7 elements respectively. Then write the maximum number f elements that AuuB can have:

Let A and B infinite sets containing m and n elements respectively. The number of relations that can be defined from A to B is

If A and B be two sets containing 6 and 3 elements respectively, what can be the minimum number of elements in AuuB ? Also, find the maximum number of elements in AuuB .

Let A be a set containing ten elements. Then the number of subsets of A containing at least four elements is

If A and B are two sets such that n(A)=2 and n(B)=4 , then the total number of subsets of AxxB each having at least 3 elements are