写出一个无理数，使它与的积为有理数．

写出一个无理数，使它与的积为有理数____ ____．

答案

答案不唯一，写出一个即可

解析:略

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写出一个无理数，使它与的积为有理数____ ____．

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写出一个无理数，使它与的积为有理数．