If n(A × B) = 15 and B = {6, 4, 8, 9, 0} then n(A) is ______.
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Answer:
answer for the given problem is given
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Answer:
3
Step-by-step explanation:
n(A×B)= n(A)×n(B)
15=n(A)×5
n(A)=3
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