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着迷,心动99trac nm怯场99s'inquiéter 担心99plateau nm托盘
=n(a>0,且a≠1),那么数x叫做以a为底n的对数(logarithm),记作x=logan
6对数与对数函数教案 理 新人教a版①loga(mn)=logam logan;②loga
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