If the set A has 3 elements and the set B = {3, 4, 5}, then find the number of elements in (A × B)?

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Solution

The total number of elements in set A is 3 , and in set B is 3.

Then,

Total number of elements in A×B = Number of elements in A × Number of elements in B = 3 × 3 = 9

Thus, the total number of elements in set A×B is 9 .

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