不好意思，打错了，更正如下：根号0.04＋立方根0.125＝根号0.2²＋立方根0.5³＝0.2＋0.5＝0.7
不好意思，打错了，更正如下：根号0.04＋立方根0.125＝根号0.2＋立方根0.5＝0.2＋0.5＝0.7
