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Inequalities Involving Mathematical Means

If A and B ar...

Question

If A and B are two finite sets, then n(A) + n(B) is equal to ____________.

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Solution

Let A and B be two finite sets
Let n(A) = m
n(B) = n
Then n(A) + n(B) = m + n which is also finite

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Inequalities Involving Mathematical Means

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