名校
1 . 在
的展开式中,
的系数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2caeaf6f5a89a26f157c57d00f6efa87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13da2b01b7efa35e1de3eafef52f26d3.png)
A.![]() | B.90 | C.![]() | D.30 |
您最近一年使用:0次
名校
2 . 设点
,
,
,若
,则点
的坐标为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b2f02cc1dd63ff0715c86f3c0f8bc1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d72f5139e22dea383e7cc80e5c4e0085.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4098582bf9572f219d7a7d1f30562d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b82bd6f86d05c4bff63599021522a74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
7日内更新
|
117次组卷
|
2卷引用:广东省高州市学校2023-2024学年高二下学期5月质量监测数学试题
名校
3 . 设随机变量
的可能取值为
,并且取
是等可能的.若
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d0b8bb6cc3dcaf8bed6aca7c6ab9c2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b638a087647359da3a86011b4090ccf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3563a944b6e2fa66829676860f9835b.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
4 . 设曲线
在点
处的切线与直线
平行,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57c5838c01dec57f092bccc3f1eeaa8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d4cb0990b93c9900bab2784bef4b10f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次
名校
5 . 与直线
关于
轴对称的直线的方程为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9c5a26de743693d824f53cb1bc11227.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
您最近一年使用:0次
名校
解题方法
6 . 如图,平面四边形
中,
,
.若
是椭圆
和双曲线
的两个公共焦点,
是
与
的两个交点,则
与
的离心率之积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f79863ffcfa63117ca6741b20a48e69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bca7c0662dc9715b7cff113673763c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39acab3cfb59bfc9591371721ab01d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
A.![]() | B.![]() | C.2 | D.3 |
您最近一年使用:0次
2024-05-01更新
|
816次组卷
|
2卷引用:广东省茂名市高州中学2023-2024学年高二下学期期中考试数学试题
名校
7 . 某物体的运动路程
单位:
与时间
单位:
的关系可用函数
表示,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd11693f6f7e6a8675814b1668ee7038.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/203795323d10835c15957ed3014b8e48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea1fa34438b5f4ab8a2d5bfa405984be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b71fda2b3fd343e977499ae050e9e11c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2f5b62168cc990c58e521111a1e8359.png)
A.物体在![]() ![]() |
B.物体在![]() ![]() |
C.瞬时速度为![]() ![]() |
D.物体从0到1的平均速度为![]() |
您最近一年使用:0次
名校
8 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1756433c66dfecdc923053909302a56d.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/287566c513594e0132776e4ea1dfa10c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1756433c66dfecdc923053909302a56d.png)
您最近一年使用:0次
解题方法
9 . 在
的展开式中,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17c02089b8050e2124fd3862aa1c33c9.png)
A.二项式系数最大的项为第3项和第4项 |
B.所有项的系数和为1 |
C.常数项为-1 |
D.所有项的二项式系数和为64 |
您最近一年使用:0次
名校
解题方法
10 . 等差数列
的前
项和为
,其中![](https://staticzujuan.xkw.com/quesimg/Upload/formula/806473d3b66af15f4d1225b56667b0d2.png)
;
(1)求数列
的通项公式;
(2)
,求数列
的前
项和
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/806473d3b66af15f4d1225b56667b0d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36183db0759eec0e108274d229fcd00b.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d005409790b3192705a181b2c8e7dfed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
您最近一年使用:0次
2024-04-15更新
|
906次组卷
|
2卷引用:广东省茂名市华南师范大学附属茂名滨海学校2023-2024学年高二下学期第一次段考(4月)数学试题