名校
1 . 已知
的内角
的对边分别为
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60eba7500b4ab8bf35737dd3421370b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bbe3c20a56f99143027e17a581510b9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
2 . 已知复数z满足
,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b70c2519610d6d1d6d0855b0f27dfc5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07e1c2128be43350598b02a60eaa0f95.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
3 . 在三角形
中,点
在平面
内,且满足
,条件
,条件
,则
是
的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03f6a1be8c78e16cd68b0c9bfd833ae1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72990fe9620786c3aa60e3e9970211e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d1acc8c1d1c41e137d22ed921eb9424.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不充分又不必要条件 |
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解题方法
4 . 在
中,内角A,B,C的对边分别为a,b,c,若
,
为AC的中点,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b05d3b8f5c9df891ef6fbcaf12f43207.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a75044da01aee5031330e00d1d2400cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c978d92edf0c4c1ef8620c17df75d35e.png)
A.1 | B.![]() | C.![]() | D.2 |
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解题方法
5 . 已知圆锥
(O是底面圆的圆心,
是圆锥的顶点)的母线长为
,高为
.P、Q为底面圆周上任意两点,则三棱锥
体积的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18e5ef91fb27dd684a27ae7f1993cfba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/619096595112f0340a43b756e114dd3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6c81f121b90643d13badd5025cb14e8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 已知点
,动圆
过点
,且与
相切,记动圆圆心
点的轨迹为曲线
,则曲线
的方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63309dbc3612815f6dbdee23d9a10adc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/639c3d2ff5ee566fcc1b69c65712a661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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7 . 在空间中,已知
为不同的直线,
为不同的平面,则下列判断正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9824dfa073881c9d60350d5138dbeac9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4da837806c2ff041e56b9bacd3ef41eb.png)
A.若 ![]() ![]() | B.若 ![]() ![]() |
C.若 ![]() ![]() | D.若 ![]() ![]() |
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8 . 已知向量
中,
是单位向量,
与
的夹角为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c4a309ec357e57ec8b8a5303cab6745.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a92508573d7324ed22d3be49760d858.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61bc829c52dc671b902ae651baf4c42e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59de835ffaf679e7504de9d95602e6e1.png)
A.2 | B.![]() | C.![]() | D.-1 |
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9 . 关于
的方程
在复数范围内的两个根
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78f73d05e4c551f2baad6a47263194d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bf2f5cb1f4ceed26558e2d81ba4ca67.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10 . 设全集
,集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/282e995abdf2a7a0be290f9538359968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5db13b0d326e5d1304177f0439c679e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a35cc4f4fd18f6e23987a7ff500f1b24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12fed3bd5bc925cf990e057f43395bff.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-06-04更新
|
502次组卷
|
3卷引用:湖南省长沙市明德中学2023-2024学年高二下学期5月阶段性考试数学试题