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运用对数换底公式化简log2(3)*log3(4)*log4(5)*log5(2),
运用对数换底公式化简log2(3)*log3(4)*log4(5)*log5(2),
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2020-05-08 22:38
运用对数换底公式化简log2(3)*log3(4)*log4(5)*log5(2),
运用对数换底公式化简log2(3)*log3(4)*log4(5)*log5(2),
log2(3)*log3(4)*log4(5)*log5(2)=log2(3)*log3(2^2)*log2^2(5)*log5(2)=log2(3)*2log3(2)*1/2*log2(5)*log5(2)(2与1/2约分了)=log2(3)*1/log2(3)*log2(5)*1/log2(5)=1