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1 . 先化简,再求值:
,其中
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/308ac93baab37dd4d95c4866cd3df2b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/639c3d2ff5ee566fcc1b69c65712a661.png)
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2 . 计算:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1dc7e3ccd1257b3a60a6e79ee40009a.png)
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3 . (1)化简:
;
(2)求方程
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef937ff3d3939ec00c2ccb3ad9a13848.png)
(2)求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67bd4a53ea5aef1fb7aeabddbf4adb64.png)
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4 . 解下列不等式
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93e1098ebb258c8d5dd5cfc8aaf1eb36.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c96a0888fc05a11b348b6d5c24f1faae.png)
(3)解关于
的不等式
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93e1098ebb258c8d5dd5cfc8aaf1eb36.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c96a0888fc05a11b348b6d5c24f1faae.png)
(3)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13bf87fd5308fd89bb1b54bb24e74a12.png)
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5 . 因式分解
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa106f14236800b0a1f5285fe09c1ba5.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bf901a3599c323a59e75305d093374a.png)
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3139490192459123958ae5178dbced8f.png)
(4)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa106f14236800b0a1f5285fe09c1ba5.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bf901a3599c323a59e75305d093374a.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3139490192459123958ae5178dbced8f.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8648230c21cead1d77e90c90a242add7.png)
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6 . 求值:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9d55b3d05e477dfed1b02dda0b6962d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4617e06b3d4cdc0c796ce9dd697beb8.png)
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2024-04-13更新
|
907次组卷
|
2卷引用:黑龙江省哈尔滨市第九中学校2022-2023学年高一下学期开学考试数学试卷
名校
解题方法
7 . (1)已知角
终边上一点
,求
的值;
(2)化简求值:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31a0cc78c3e209937bd33da16b04044a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ccd14332dc8e87f777bb06f8da4fff6.png)
(2)化简求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c243174d452e8a5aa876d8b0326ed75.png)
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2024-04-02更新
|
290次组卷
|
2卷引用:云南省红河哈尼族彝族自治州第一中学2023-2024学年高一下学期开学考试数学试卷
解题方法
8 . (1)计算:
;
(2)已知
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aab48b260fda23600f7e38b7bf9fe6a8.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00102824ae88e435cf239f806ef7370f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/351e042e4ee8aa030cde480ef042cdc7.png)
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2024-03-29更新
|
463次组卷
|
2卷引用:广东省惠州市惠阳区第一中学高中部2023-2024学年高一下学期开学摸底考试数学试题
解题方法
9 . 已知
,
,求
以及
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da19f0d43a33b280c90491d999ce8227.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de124189a312a3f27bd13d59aed70ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78911ec704e4b5c3f74e3a56fd51c69b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bd38f7fe530e277c73733ea998b737b.png)
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10 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd8a3d52a0e3fedf3d3db293f03025f8.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ce1c40531a0dfeaa7fee827c945feca.png)
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