NIOS secondary course Group A includes languages like Hindi, English and other regional languages. Find everything you need to learn and more, on BYJU’S NIOS.
Question 8.Let A and B be two sets such that n(A) = 3 and n(B) = 2. If (x, 1), (y, 2), (z, 1) are in A × B, find A and B, where x, y and z are distinct elements. Question 10.The Cartesian product A × A has 9 elements among which are found (–1, 0) a...