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1/3根号6÷1/6根号24-1/5根号18x5/3根号8
人气:409 ℃ 时间:2020-03-31 11:24:30
解答
1/3根号6÷1/6根号24-1/5根号18x5/3根号8
=2根号1/4-1/3根号144
=1-4
=-3
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