名校
解题方法
1 . 化简求值.
(1)化简:
;
(2)已知:
,计算:
.
(1)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f80d3c2d53b0f7e129480bc389fa549.png)
(2)已知:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7fdccadfa7469825f8a5ccbf495c24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7db8ff1ed802c1722d6da00dfa9a0fc.png)
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名校
2 . 解下列一元二次不等式:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ea2cffed1bfef487bbdd6a1e468489d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/595df5ae89ccfca0069a5380e9af7a2a.png)
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3 . 计算(1)
;(2)
;(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/543520fe35d5b3e4114b3c09b1de2db1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/393c919ea20535d004ed6b2eb7859538.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb0e67d903473bc5537ed99a74deb3a6.png)
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解题方法
4 . 已知点
,求
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03c1e9ce211e66c159d5ae2f185ecbd7.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5d4f2186e25dd31c5d47f8de4ccb251.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/606813e8585f653a2fd32694adea1eb7.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03c1e9ce211e66c159d5ae2f185ecbd7.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5d4f2186e25dd31c5d47f8de4ccb251.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d401876b078e318413b8ad876c54b7be.png)
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名校
解题方法
5 . 解答下列问题:
(1)计算
的值;
(2)已知角
的顶点在坐标原点,始边与
轴正半轴重合,终边在直线
上,求
的值.
(1)计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a903d6bdf8ed3d97dfa1dc908f7f356e.png)
(2)已知角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0f7fbfa2214ca72495a993b2fed8b61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/840f803096f503a698cd65873150a3b8.png)
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6 . (1)若
,求
的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c014cbeb103fa20eb6ca7fb75272f840.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59b9e87f404cbfdb6f3b539eb4c5ee63.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7000cfdd4b7d60835d8baf3ae68ed584.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb503c0fea2220f2545a8bbe4b9434.png)
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解题方法
7 . 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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23-24高一下·河南信阳·阶段练习
名校
8 . (1)计算:
;
(2)化简:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3117df955221a6324e3aa21be2e2a33.png)
(2)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c34d94ae18b4c1945b90dd80271e037.png)
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解题方法
9 . 已知
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/331e5111193e9a8ea45d9d6d0e8baec6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a40c3f0559d277b67f3483a92adc860.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71545d237da5a6108a564e7ec2f0f37e.png)
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2024-03-06更新
|
503次组卷
|
2卷引用:河南省信阳市第一高级中学2023-2024学年高一下学期第一次质量检测数学试题
解题方法
10 . 求值:
(1)
;
(2)
;
(3)已知
是第四象限角,求
的值.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b5cdcc870fa791edd8037397570cb5b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d327fffff7c25a7f6f6e124366034b87.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fec5c5a980792ae66629fcf87bd82b99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1013b1421725e3fa55fa05a01cc1f56e.png)
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