题目内容
(1)=_____________;
(2)=_____________.
(1) (2)
解析：(1) =
(2) =
(1) ＝______，(2) ＝______
把下列各根式写成分数指数幂的形式：?
把下列根式写成分数指数幂的形式．
(1)
(2)
(3)
(1) =________；(2)=________.
=_____________;
=_____________. (2) 
=
=
=_____________;=_____________. (2) ==
＝______，(2) ＝
______ 
______
=________；(2)
=________.