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(5根号6+根号3程根号8)÷根号6
人气:300 ℃ 时间:2020-05-13 12:56:53
解答
(5根号6+根号3程根号8)÷根号6
=(5根号6+2根号6)÷根号6
=7根号6÷根号6
=7
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