名校
解题方法
1 . 函数
,且
的图象大致是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28bbdb28baa6a9f3c8eb9ed78d7f788a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-01-08更新
|
365次组卷
|
8卷引用:吉林省长春市第二中学2021-2022学年高一上学期期中数学试题
2 . 数列
满足
,
,则
( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b9cff1a9ceaafab92feca53e701b150.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c40601803c4948d639f25df06f347c28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7999465d0e871febde66296a0cbf058c.png)
A.![]() | B.2 | C.1 | D.![]() |
您最近一年使用:0次
名校
3 . 在平面直角坐标系中,已知
,
,则( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33cc0f9aa168e43cc5759f017d69b498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f96948c49e1a46bd6e52fe47984001c.png)
A.直线![]() ![]() | B.直线![]() ![]() |
C.点P在直线![]() | D.直线![]() ![]() |
您最近一年使用:0次
2023-01-08更新
|
264次组卷
|
2卷引用:吉林省长春市北师大附属学校2021-2022学年高二上学期期末考试数学试题
4 . 已知等比数列
的公比
.若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad0d99fef1aa4dbcc6dc7b30b7d2c9a9.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14835bf3f00139ccec0694d0924db795.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d046ec9d9aaac508a16462f2980ca18b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad0d99fef1aa4dbcc6dc7b30b7d2c9a9.png)
您最近一年使用:0次
2023-01-08更新
|
132次组卷
|
2卷引用:吉林省长春市北师大附属学校2021-2022学年高二上学期期末考试数学试题
5 . 已知点
是平行四边形
所在的平面外一点,如果
,
,
,下列结论正确的有( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ce9089022a8fdc4cd455b311a16f94a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb0119751f0aee7c7f22576d8e359c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c02c104e1eb6c9d1f65759da7667a1a.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() |
您最近一年使用:0次
名校
6 . 已知双曲线
的焦距为
,则双曲线C的渐近线方程为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/309687bd4727a4208f879e6713a056f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b91d650c2fc1a741fabdb333b09aeb6.png)
您最近一年使用:0次
2023-01-08更新
|
299次组卷
|
2卷引用:吉林省长春市北师大附属学校2021-2022学年高二上学期期末考试数学试题
7 . 设椭圆
的左右焦点为
,
,P是C上的动点,则下列结论正确的是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ee9ce51f55008258322bbe19810f62d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
A.![]() |
B.P到![]() |
C.![]() |
D.点P到直线![]() ![]() |
您最近一年使用:0次
名校
解题方法
8 . 正三棱锥
的侧面都是直角三角形,E,F分别是棱
,
的中点,则
与平面
所成角的正弦值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d246f9eceab371ebf47a47c2f11a4ad.png)
您最近一年使用:0次
2023-01-08更新
|
225次组卷
|
3卷引用:吉林省长春市北师大附属学校2021-2022学年高二上学期期末考试数学试题
吉林省长春市北师大附属学校2021-2022学年高二上学期期末考试数学试题(已下线)2.4.3 向量与夹角(同步练习)-【素养提升—课时练】2022-2023学年高二数学湘教版选择性必修第二册检测(提高篇)河北省石家庄一中2023-2024学年高二上学期第一次月考(10月)数学试题
9 . 圆心在直线
上的圆C与y轴的负半轴相切,圆C截x轴所得弦的长为
.
(1)求圆C的标准方程;
(2)过点
作圆C的切线l,求切线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c204834608f1a8fba15747210dd7c5af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
(1)求圆C的标准方程;
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4500d7d98cb3d03ff5651d0c412370e2.png)
您最近一年使用:0次
10 . 已知点A在抛物线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc58c62444bf42a25289c45425a00f2.png)
上,F为抛物线的焦点,O为坐标原点,当
时,
,则抛物线的准线方程是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc58c62444bf42a25289c45425a00f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75de1947893e5c7a4d98d4458398fd6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56bbafa889700c6764ebc7fc1a42cd91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b85a9d6a0140c262aa290f5ecd0e7dc7.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次