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 2的相反數等於A.-2           B.2                C.-          ...

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問題詳情:

 2的相反數等於

A.-2            B.2                 C.- 2的相反數等於A.-2           B.2                C.-          ...            D. 2的相反數等於A.-2           B.2                C.-          ... 第2張

【回答】

A

知識點:有理數

題型:選擇題

Tags:等於 相反數
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