答案解析
查看更多优质解析解答一举报2^(-1/3)=1/2^(1/3)=1*2^(2/3)/2^(1/3+2/3)=2^(2/3)/2=(2^2)^(1/3)/2=4^(1/3)/24^(1/3)是4开立方也可以这样：2^(-1/3)=(1/2)^(1/3)=0.
5^(1/3)=0.
79370052598409973737585281963615
更多推荐
查看更多优质解析解答一举报2^(-1/3)=1/2^(1/3)=1*2^(2/3)/2^(1/3+2/3)=2^(2/3)/2=(2^2)^(1/3)/2=4^(1/3)/24^(1/3)是4开立方也可以这样：2^(-1/3)=(1/2)^(1/3)=0.
5^(1/3)=0.
79370052598409973737585281963615
更多推荐
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