For a set A, `AxxA` contains 16 elements and two of its elements are (1,3) and (0,2). Find the elements of A.

{0} is a set contains the element……..

If (AxxA) has 9 elements two of which are (-1,0) and (0,1), find the set A and the remaining elements of (AxxA).

A and B are two sets given in such a way that A xx B contains 6 elements. If three elements of A xx B be (1, 3), (2, 5) and (3,3) . Then, the remaining elements are

If a set A contains 60 elements and another set B contains 70 elements and there are 50 elements in common, then how many elements does A cup B contain ?