名校
1 . 已知函数
的部分图象如图所示.若
的图象上所有点的纵坐标不变,把横坐标扩大到原来的2倍,得到函数
的图象.
的解析式;
(2)求
在
上的单调递减区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0ef9d537e1849ed448318247dce9f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12f248318141e0016d38f9f5a692797f.png)
您最近一年使用:0次
2024-02-03更新
|
649次组卷
|
3卷引用:广东省深圳市东北师范大学附属中学深圳学校2023-2024学年高二下学期第一次月考数学试卷
名校
解题方法
2 . 已知集合
,
.
(1)若
,求
;
(2)命题p:
,命题q:
,若p是q的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a93f1d78386424597f2bbc545357b2c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0493fb32dc249b2eb1b046992f22e5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca01f7659783f027784dda6d39f1264a.png)
(2)命题p:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-02-03更新
|
585次组卷
|
2卷引用:广东省深圳市盐田高级中学2023-2024学年高一上学期1月期末考试数学试题
解题方法
3 . 已知
且
为第二象限角.
(1)求
和
的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a729bdd594a6583588d8d695d2ecc70d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bae37e7df598efb7b59f726ce34e25c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c16fa68caca44bcfb9add723c61f112.png)
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4 . 已知函数
的图象的一个对称中心为
.
(1)求
的单调减区间;
(2)求
的最小值,并求出此时
的取值集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c79206042d0c8236090bfa9c2d9408c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62ecd99ecc761ae5bde5b9712833a9ef.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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解题方法
5 . 已知
,非空集合
.
(1)当
时,求
;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb9ba6e64bcdc3c4696b4ea54b3c0d52.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eceac03b1f703d7666d91f1fc952cfad.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce7bb05dc03c682e052bef3b7bb78c9d.png)
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解题方法
6 . (1)化简:
;
(2)已知
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d317f0411dc1cc3fc079c7ef84c968d0.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe88c7e94c66400b0b6be1530a5ee49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/769404fc69a17461e0b87078a2a68cf3.png)
您最近一年使用:0次
7 . 计算下列各式的值;
(1)
;
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cebd68b38f184386d13ca30e9448171f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb8ef32edc4c497dd4d3adba4ebb5691.png)
您最近一年使用:0次
名校
8 . 如图,在平面直角坐标系
中,
为单位圆上一点,射线
绕点O按逆时针方向旋转
后交单位圆于点B,点B的横坐标为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/72e80c3a-6dd8-4ca3-a6d5-8f7e8cb8bec1.png?resizew=162)
(1)求
的表达式,并求
;
(2)若
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7795aec93c2c7ac2fd93e6747ca6516c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c764a01ab02ff371ebdd2d09a7295d03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e1d3f78a802596b825166767ceee40.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/72e80c3a-6dd8-4ca3-a6d5-8f7e8cb8bec1.png?resizew=162)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e1d3f78a802596b825166767ceee40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a51639f179583e6f56184569f663987d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192f7209bea285aa2feb7ce8c1e556b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/792eeb37c0c6260f2987391a06a7d865.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc24d605ad707ad0e76059d8a31f50d3.png)
您最近一年使用:0次
解题方法
9 . 已知
,求
,
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e38b68ab587db386e505254fa8ffdae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7980e96d332aa0b4ed25c2dbff79b366.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45b8b77522dfc890b99f0a86a690de94.png)
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10 . 计算下列各式的值.
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24b1aa0d63a29b6028a710c15ad011be.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e736740435d6e010e75443eaff446e2c.png)
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