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a※b在数学中叫什么
更新时间: 2020-10-31 00:00:00  

这是一种定义新运算。※只是几种基本运算的混合,用这个符号来表示~它被用来有多种的定义,这就是一个符号。在这里a※b=ab-a-b+1,所以(5※5)※4按照a※b套进去就行了。此题的过程结果为(5※5)※4=(5×5-5-5+1)※4=16※4=45

比如:规定a※b=a×b+1,那么,2※3=2×3+1=7

关键词: 数学 什么

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