1 . 已知
,用分数指数幂的形式表示下列各式(
):
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b97dbe5beb9e1db90f2414a3a853bc6b.png)
______ ;
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b0a69dce387418af87efb79e5c4083.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b97dbe5beb9e1db90f2414a3a853bc6b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b0a69dce387418af87efb79e5c4083.png)
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2 . 已知
,用根式的形式表示下列各式:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/985326500b2a945f864d5b5870312d5a.png)
______ ;
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/571006ff21c117d1d6bbe2270aefbb14.png)
______ ;
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30b474cb3b0e971d850b73683391a40f.png)
______ ;
(4)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e9e2fdf8c10ea969c0d97a88d9a059a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/985326500b2a945f864d5b5870312d5a.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/571006ff21c117d1d6bbe2270aefbb14.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30b474cb3b0e971d850b73683391a40f.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e9e2fdf8c10ea969c0d97a88d9a059a.png)
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3 .
=______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9babe6b12c37bcb597466624a5d348d3.png)
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4 . 已知
,将
化为分数指数幂的形式为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7816c8b3ba96f56f1c0ed9822d02d59.png)
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5 . 将
表示为根式的形式为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d81a39bfdf8fa9be0be94cc0d54c200d.png)
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6 . 化简:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37379ea6fa616c3c83590d774f23e097.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37379ea6fa616c3c83590d774f23e097.png)
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7 . 化简
的结果是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e290090ed63b9465fe1fd7b9d3673b.png)
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8 . 把下列根式化成分数指数幂的形式(其中a,
):
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c96a330ee1510a71fbf296b53a9154b2.png)
___________ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2e1b7b289ff8a06e1b32d7947c23a5e.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c96a330ee1510a71fbf296b53a9154b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2e1b7b289ff8a06e1b32d7947c23a5e.png)
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9 .
=_____________ (用分数指数幂表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12cf7addde0e492e6c6552cd79b337f3.png)
您最近一年使用:0次
2021-08-25更新
|
397次组卷
|
3卷引用:上海市杨思高级中学2020-2021学年高一上学期期中数学试题
上海市杨思高级中学2020-2021学年高一上学期期中数学试题沪教版(2020) 必修第一册 领航者 一课一练 第3章 3.1 第2课时 指数幂的拓展(2)(已下线)4.1 指数(同步练习)-【一堂好课】2021-2022学年高一数学上学期同步精品课堂(人教A版2019必修第一册)
10 . 若
,则
=_________ ;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5834fe7d3273ec05c90dfaea8414781.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0945e2b7fa4e521f9d07593f89b16d04.png)
您最近一年使用:0次