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प्रश्न
Multiple Choice Question :
Let n(A) = m and n(B) = n then the total number of non-empty relation that can be defined from A to B is ________.
विकल्प
mn
nm
2mn – 1
2mn
उत्तर
Let n(A) = m and n(B) = n then the total number of non-empty relation that can be defined from A to B is 2mn – 1.
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