名校
1 . 下列命题正确的是( )
A.![]() ![]() |
B.![]() ![]() ![]() ![]() |
C.“![]() ![]() ![]() ![]() |
D.直线![]() ![]() ![]() |
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2 . 复数
满足
,那么
的虚部为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17a8acad5386843f75c84726bb8fbd37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41042207515dd2e8349c805e6aee400.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 在△
中,点D在
边上,
平分
,
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fffa3d9c32da53b0ea0c338012ea20c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/077c956ac0eb05cf120e14f17413dfa2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4db3d5ecdceba51deccbfd2d4f4a97f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae248960d8c1677cf948f8251275e863.png)
A.2 | B.![]() | C.3 | D.![]() |
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解题方法
4 . 设等比数列
的前
项和为
,若
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.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/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0547c15cfcf562d4b517f79401269e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42e4487468ab2823d6dbf7f0ebd2eb38.png)
A.![]() | B.8或![]() | C.8或9 | D.![]() ![]() |
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解题方法
5 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24b72443ce6bf47718bbc2ad00b53e09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f27f930806d4ee1a6ac77a0fa6c340.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-06-04更新
|
787次组卷
|
2卷引用:辽宁省丹东市2024届高三总复习质量测试(二)数学试卷
解题方法
6 . 双曲线
的右焦点为
,点
在
轴的正半轴上,直线
与
在第一象限的交点为
,
,且
,则
的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cca6b6d8bd10450bb2abe63bf865951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/981ea0d0404c23a30dfc808e64c04920.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
7 . 在二项式
的展开式中,不正确的说法是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bf68017d09f7fb8e16021785bdf8a2a.png)
A.常数项是第3项 | B.各项的系数和是1 |
C.偶数项的二项式系数和为32 | D.第4项的二项式系数最大 |
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2024-06-03更新
|
630次组卷
|
2卷引用:辽宁省丹东市东港市第二中学2024届高三下学期高考热身考试数学试卷
8 . 样本数据24,13,14,18,12,14,20,16的75%分位数为( )
A.17 | B.18 | C.19 | D.20 |
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解题方法
9 . 已知函数
,
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf506d939c339a9ba0e88f6f4291718f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edf9ce61ba37bd7f3bed79270e074c0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cd607350df4753f5785c361f76e5604.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0762a5eb931c7eaeb3b1871c7a03a6fc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
10 . 过坐标原点O作圆
的两条切线OA,OB,切点分别为A,B,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1aa83a40377e611d0afdd4235f921838.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88bee8e70f1fab639be1636c7bce0477.png)
A.![]() | B.2 | C.![]() | D.4 |
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