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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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by (2.5k points)
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It is given that set A has 3 elements and the elements of set B are 3, 4, and 5.

⇒ Number of elements in set B = 3 

Number of elements in (A × B) = (Number of elements in A) × (Number of elements in B)

 = 3 × 3 = 9 

Thus, the number of elements in (A × B) is 9. 

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