已知:1³=1=¼×1²×2²,1³+2³=9=¼×2²×3²,1³﹢2³﹢3³=36=¼×3²×4²,1³+2³+3³+4³=100=¼×4²×5²...1)若n为正整数,试猜想:(1)1³
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/30 05:57:37
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来源:学生作业帮助网 编辑:作业帮 时间:2024/07/30 05:57:37