只是我不怎么会,希望各界人士帮帮忙.会哪道,解哪道.1.一个正方体的体积变为原来的27倍,则棱长变为原来的____倍2.对于任意的整数n,能整除代数式(n+3)(n-3)-(n+2)(n-2)的整数是____(2~4
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![只是我不怎么会,希望各界人士帮帮忙.会哪道,解哪道.1.一个正方体的体积变为原来的27倍,则棱长变为原来的____倍2.对于任意的整数n,能整除代数式(n+3)(n-3)-(n+2)(n-2)的整数是____(2~4](/uploads/image/z/14415933-21-3.jpg?t=%E5%8F%AA%E6%98%AF%E6%88%91%E4%B8%8D%E6%80%8E%E4%B9%88%E4%BC%9A%2C%E5%B8%8C%E6%9C%9B%E5%90%84%E7%95%8C%E4%BA%BA%E5%A3%AB%E5%B8%AE%E5%B8%AE%E5%BF%99.%E4%BC%9A%E5%93%AA%E9%81%93%2C%E8%A7%A3%E5%93%AA%E9%81%93.1.%E4%B8%80%E4%B8%AA%E6%AD%A3%E6%96%B9%E4%BD%93%E7%9A%84%E4%BD%93%E7%A7%AF%E5%8F%98%E4%B8%BA%E5%8E%9F%E6%9D%A5%E7%9A%8427%E5%80%8D%2C%E5%88%99%E6%A3%B1%E9%95%BF%E5%8F%98%E4%B8%BA%E5%8E%9F%E6%9D%A5%E7%9A%84____%E5%80%8D2.%E5%AF%B9%E4%BA%8E%E4%BB%BB%E6%84%8F%E7%9A%84%E6%95%B4%E6%95%B0n%2C%E8%83%BD%E6%95%B4%E9%99%A4%E4%BB%A3%E6%95%B0%E5%BC%8F%EF%BC%88n%2B3%EF%BC%89%EF%BC%88n-3%EF%BC%89-%EF%BC%88n%2B2%EF%BC%89%EF%BC%88n-2%EF%BC%89%E7%9A%84%E6%95%B4%E6%95%B0%E6%98%AF____%EF%BC%882%7E4)
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