2023高一·全国·专题练习
1 . 化简计算求值:
(1)计算:
;
(2)设
化简
.
(3)
;
(4)
;
(5)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ae06bf789be0e04b34e56a1c7090844.png)
(6)
(1)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ea8fe7f6792f355381a49d308a675a2.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9122213db0bcfbaf4e7967840aea26dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca0117542be0e1047acbfe3faf218222.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b682a0fbbff66fcfeffffdf4418cf6bb.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84053c0fedc8096a2f91e18e987cd26d.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ae06bf789be0e04b34e56a1c7090844.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba3c6ecbdf6a90a4d6ecda2851b4c909.png)
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2 . (1)化简求值: ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a69f6ce4feba0375c31ed6a0f61cf48e.png)
(2)已知
,
,
,
,且
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a69f6ce4feba0375c31ed6a0f61cf48e.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b430da74168bd25fd3f156c62e6f393c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/110ab1eec7af116f797f33043381087d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0976fbec433a1cf7635f2eb3a1d92a1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef23a88af5ff4804fc88251437d4ab32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c65d2f40f30cd01c3d42bdbcf200e83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f0cdecd7c6e0775e4d53db1135c353e.png)
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真题
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3 . 已知n为自然数,实数a>1,解关于x的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7299dd07dfe42f30ec771ad7eabfc564.png)
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2020-01-31更新
|
690次组卷
|
3卷引用:专题06综合闯关(提升版)
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4 . (1)已知
,求
的值;
(2)甲乙两人同时解关于
的方程:
,甲写错了常数b,得两根3及
;乙写错了常数c,得两根
及81,求这个方程真正的根.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eeae35300b600abb95ae89709560348.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0598c279efbe405a91d407c1df5f8905.png)
(2)甲乙两人同时解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0aaa19ab0a7773e57559353aee2fd59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/158b045c6172c4178d7aa52083e1489f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c921b2ca2d7e54227cd8e069391a1a5.png)
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2021-09-25更新
|
368次组卷
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4卷引用:上海市徐汇区南洋中学2020-2021学年高一上学期期中数学试题
上海市徐汇区南洋中学2020-2021学年高一上学期期中数学试题(已下线)第三章幂、指数与对数全章复习与检测卷-【倍速学习法】(沪教版2020必修第一册)(已下线)专题09对数-【倍速学习法】(沪教版2020必修第一册)江西省遂川中学2021-2022学年高一上学期第一次月考数学试题(A卷)
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5 . (1)已知lg 2≈0.3010,lg 3≈0.4771,求lg
;
(2)甲乙两人同时解关于
的方程:
,甲写错了常数b,得两根3及
;乙写错了常数c,得两根
及81,求这个方程真正的根.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280e36eef811c4ef5056fe859d2cc896.png)
(2)甲乙两人同时解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0aaa19ab0a7773e57559353aee2fd59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/158b045c6172c4178d7aa52083e1489f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c921b2ca2d7e54227cd8e069391a1a5.png)
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