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प्रश्न
If P = {1, 2, 3} and Q = {6, 4}, find the sets P × Q and Q × P.
उत्तर
P = {1, 2, 3} and Q = {6, 4}
P × Q = {(1, 6), (1, 4), (2, 6), (2, 4), (3, 6), (3, 4)}
Q × P = {(6, 1), (6, 2), (6, 3), (4, 1), (4, 2), (4, 3)}
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