设log2(3)=t,log3(4)=?

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log2(3)=lg3/lg2=t
lg2/lg3=1/陪巧t
2lg2/lg3=2/运毕t
lg2^2/lg3=2/t
lg4/旁乱芹lg3=2/t
所以log3(4)=2/t

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log3(4)=2log3(2)=2/log2(3)=2/t

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