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“0”在数学中是一个常用的数字,但又很特殊,在解题时,稍不留意就会出错.现举几例加以剖析,供大家借鉴.
“0” is a common number in mathematics, but it is very special. When you solve a problem, you will make mistakes if you don’t pay attention. Here are a few examples to analyze for your reference.