a3表示a乘3.這句話是對(duì)還是錯(cuò)?
a3表示a乘3.這句話是對(duì)還是錯(cuò)?
數(shù)學(xué)人氣:198 ℃時(shí)間:2020-06-26 01:06:34
優(yōu)質(zhì)解答
錯(cuò) 表示3個(gè)a相乘
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