2640| 12
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[不等式] 不用计算器比较大小$7^{\frac 12}+7^{\frac 13}+7^{\frac 14}$ ___ 7 |
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Author|
isee
Posted 2014-8-22 23:47
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Mobile version|Discuz Math Forum
2025-6-7 03:21 GMT+8
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