1 . 已知函数
,
,且
,
,
,…,
,
,则满足条件的函数
的一个解析式为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e17ee5f43412795671704ab0e8d0b2f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/984eded38e775014eb0693d83bf8188f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b93f48d1fb692481b7b096b443c78e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/464d9ed09a72f5a64a164e264013acbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
解题方法
2 . 如图所示,
,
,…,
,…是曲线
(
)上的点,
,
,…,
,…是x轴正半轴上的点,且
,
,…,
,…均为等腰直角三角形(
为坐标原点).
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/28/1ffc8f62-96ab-455a-9972-4df3009665de.png?resizew=238)
(1)求数列
的通项公式;
(2)设
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b225d772013d021cf1bfe7b9421fa5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6b7e35faab6d74fa0c36599c39d1698.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c051c2459ca7e2edd8ece9e565ec4b09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8af2d78b119739a1242e1ae274a9198a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc65d6eb9b63f96d80b54ec9893aee8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc2326cb86431ec57dededd7c9ed60a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba15787e7f3851a3f24936000212296e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b25286f6029da66ce5270aacd05184f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f097e3c2591eeae50ba0d92b984d625.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/add8209d60d4bb35d09a0338d3e5e165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6696f67db73ba4a3eca968af0323f27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7356ec98b600ece41f3a6b4bc26a7d59.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/28/1ffc8f62-96ab-455a-9972-4df3009665de.png?resizew=238)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a388dd60ad00d4874a9af61a1d09f054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
您最近一年使用:0次
2021-09-25更新
|
555次组卷
|
2卷引用:江苏省南通、盐城 、淮安、 宿迁等地部分学校2021-2022学年高一上学期第一次大联考数学试题
名校
3 . (1)设
为虚数单位,求
的实部;
(2)计算:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f18abfd9441f24a5fbd1b7e7d5cd1aab.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e71d0503b3feda569aeeb1036876d9c.png)
您最近一年使用:0次
2021-01-26更新
|
775次组卷
|
2卷引用:江苏省扬州中学2020-2021学年高一(早培)下学期期中数学试题