Q. 154.8( 5 Votes )

If A = {1, 2, 4}

Answer :

given: A = {1, 2, 4} B = {1, 2, 3}

(i) To find: A × B


A × B = {(1, 1), (1, 2), (1, 3), (2, 1), (2, 2), (2, 3), (4, 1), (4, 2), (4, 3)}



(ii) To find: B × A


B × A = {(1, 1), (1, 2), (1, 4), (2, 1), (2, 2), (2, 4), (3, 1), (3, 2), (3, 4)}



(iii) To find: A × A


A × A = {(1, 1), (1, 2), (1, 4), (2, 1), (2, 2), (2, 4), (4, 1), (4, 2), (4, 4)}



(iv) To find: B × B


B × B = {(1, 1), (1, 2), (1, 3), (2, 1), (2, 2), (2, 3), (3, 1), (3, 2), (3, 3)}



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