³√(27/125)-³√8+√(1/81)
=3/5-2+1/9
=27/45+5/45-90/45
=58/45
3次方根号125分之27-3次方根号8+根号81分之1
3次方根号125分之27-3次方根号8+根号81分之1
数学人气:626 ℃时间:2019-08-20 20:54:27
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