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朱明君 发表于 2024-2-18 22:57 \(2^n+2^n=2^{n+1}\) \(\left( 2^n-1\right)^n+\left( 2^n-1\right)^{n+1}=\left( 2\times\left( 2^n-1\ri ...
lusishun 发表于 2024-2-18 23:54 X^1234567890+y^1234567891=z^1234567890
朱明君 发表于 2024-2-19 00:02 \(设1234567890=n,则\left( 2^n-1\right)^n+\left( 2^n-1\right)^{n+1}=\left( 2\times\left( 2^n-1\rig ...
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