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Definition of Relations

If A=a,b an...

Question

If $A = a, b$ and $B = 2, 3$ , then find the number of relations from $A$ to $B$ ?

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Solution

Number of relations $= 2^{m n}$
$= 2^{2 \times 2} = 2^{4} = 16.$

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Definition of Relations

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