-1/2的1/3方乘3/2的负1/2方乘0.75的1/3方

问题描述:

-1/2的1/3方乘3/2的负1/2方乘0.75的1/3方
1个回答 分类:数学 2014-11-24

问题解答:

我来补答
(-1/2)^(1/3)*(3/2)^(-1/2)*0.75^(1/3)
=((-1/2)*(3/4))^(1/3)/(3/2)^(1/2)
=(-3/8)^(1/3)/(6/4)^(1/2)
=(-3^(1/3)/2)/((6^(1/2)/2)
=-3^(1/3)/6^(1/2)
 
 
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