0.25^(-1)*(根号3/2)^(1/2)*(27/4)^(1/4)+log2(1/5)*log3(1/8)*log

问题描述:

0.25^(-1)*(根号3/2)^(1/2)*(27/4)^(1/4)+log2(1/5)*log3(1/8)*log5(1/9)
1个回答 分类:数学 2014-12-15

问题解答:

我来补答
0.25^(-1)*(根号3/2)^(1/2)*(27/4)^(1/4)=(1/4)^(-1)*(3/4)^(1/4)*(27/4)^(1/4)=4*3/2=6
log2(1/5)*log3(1/8)*log5(1/9)=(-lg5/lg2)(-lg8/lg2)(-lg9/lg2)=-6
所以结果为0
 
 
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