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109年 - 109 國立中山大學_碩士班招生考試_資工系(甲組)：離散數學#105758
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題組內容
3. Let |A| =7.
(a) How many closed binary operations functions f: A X A - A are there?
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19. 若經銷商進貨 x 台儀器的成本費用為 (萬元)，試求此經銷商預估 最多可獲利的金額是多少？(10 分)
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(a) no container is left empty?
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(b) the third container has an even number of balls in it?
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(b) How many of these closed binary operations are commutative?
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#450108
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