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orm at the top. At this moment, a man wearing black elegant clothes was holding a gleaming longsword and fighting against another handsome young man who had a large blue saber in his hand.“My Blue Dra...轉碼失敗！請您使用右上換源切換源站閱讀或者直接前往源網站進行閱讀！ = 0.4m^3\]解得：\[a = \sqrt[3]{0.4} ≈ 0.74m\]因此，如果該物體是一個正方體且密度為 \(1kg/m^3\) （實際上，這裡的密度資訊與計算邊長相關的資訊並不直接關聯），那麼**它的邊長約為0.74m**。不過，這裡的資訊似乎冇有要求我們基於密度來求解邊長，所以我們僅根據給定的體積計算了正方體的邊長。在規則中，這不改變該物體屬於A類的事實。**步驟4：解釋並解...