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If the set A has 3 elements and the set ...

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

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The correct Answer is:
N/a
There are 3 elements in set A.
`because n(A)=3`
and `B={3,4,5}`
`because n(B)=3`
`therefore n(AxxB)=3xx3=9`
Therefore, number of elements in `(AxxB)=9`
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