1 . 已知函数
.
(1)若曲线
在点
处的切线斜率为3,求a的值;
(2)若
存在单调增区间,求a的取值范围;
(3)是否存在实数
,使得方程
在区间
内有且只有两个不相等的实数根?若存在,求出a的取值范围?若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27b1fb4f45e69862bd6aba8dd9530bc0.png)
(1)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bca4be345087f993a4078e16c16608e2.png)
(3)是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30df2c682a8e542dbf20b1e558f7b48a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe5239e374894f95da60c5cb35a2a718.png)
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2 . 如图,在四棱锥
中,四边形
为直角梯形,
,
为等边三角形,F为线段
的中点,平面
平面
为线段
上一点.
;
(2)当
为何值时,直线
与平面
夹角的正弦值为
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cc99dbf17e39d8603f484fdb1fa009d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d370573f2038efc27eddc6a79b18d67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d349fe863291b79f668a038ec1fc41e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23d11e19c84255eb0431415c2dec553d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fb26d84907c923278ac4626a9d58947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13508fdc9e840fe612431360a6d451ee.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852aabd89edffc1b94344ff3f1f31ccd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/059d02ae074c7c2f7dfde8058dfa55ab.png)
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名校
解题方法
3 . 已知
中,角A,B,C的对边分别为a,b,c,
,
.
,求
的值;
(2)过点B作BC的垂线l,D为l上一点.
①若
,
,求线段AD的长;
②若
且D点在
外部,求线段AD长的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acb7a6885bd1c82fe831172732e056db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8120119749d4bc28067e73fca7d46cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cfcf0758cc82e10edb355fc7599692a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5336bc8649d12e131786a5bcd26341f4.png)
(2)过点B作BC的垂线l,D为l上一点.
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1b0a85610ed7cfadf817349d3fceeb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b71812e0762c0aaffb51cfef66156567.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c0c2c31518f8cdaa4ed19854d104956.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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4 . 有包括甲乙在内的3名男生和3名女生,按照不同的要求站成一排,则
(1)任何两名男生都不相邻的排队方案有多少种?
(2)若3名男生的顺序一定,则不同的排队方案有多少种?
(3)甲乙两名同学之间恰有2人的不同排队方案有多少种?
(1)任何两名男生都不相邻的排队方案有多少种?
(2)若3名男生的顺序一定,则不同的排队方案有多少种?
(3)甲乙两名同学之间恰有2人的不同排队方案有多少种?
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解题方法
5 . 设
,
,
,
是同一个半径为
的球的球面上四点,
是斜边为
的直角三角形,则三棱锥
体积的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891579e7c231584a8e16b8eeff79888e.png)
A.![]() | B.64 | C.![]() | D.128 |
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5卷引用:江苏省邗江中学2023-2024学年高一下学期5月阶段性测试数学试题
江苏省邗江中学2023-2024学年高一下学期5月阶段性测试数学试题福建省泉州市安溪第八中学2023-2024学年高一下学期6月份质量检测数学试题(已下线)期末模拟卷(范围:人教A版2019必修第二册)-期末真题分类汇编(天津专用)(已下线)专题07 立体几何小题常考题型归类-期末考点大串讲(人教B版2019必修第四册)(已下线)专题6 组合体中的外接与内切问题【练】(高一期末压轴专项)
6 . 已知函数
.
(1)当
时,求
在
上的最值;(提示:
)
(2)讨论
的单调性.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c97e9c40374b0fe4bf045304b3be4b6.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b448fe164c2c2931805e3b3847dcdd75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d59004c5916a745f186e0bd66aa3bca2.png)
(2)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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|
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2卷引用:江苏省高邮市2023-2024学年高二下学期5月学情调研测试数学试题
名校
解题方法
7 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31440461c33e571203c01ff6405eaf18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c139d5171417289b39cfd4dff62cad0a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
8 . 在
中,角
的对边分别为
,已知
.
(1)求
;
(2)若
为锐角三角形,且
,
(i)求角
的取值范围;
(ii)求
面积的取值范围.
![](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/21440b7af86688c3bc9e3f09b9a2f4dd.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6de1d395e6c48c0676a1488a299479d9.png)
(i)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(ii)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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名校
9 . 根据《周髀算经》记载,公元前十一世纪,数学家商高就提出“勾三股四弦五”,故勾股定理在中国又称商高定理.而勾股数是指满足勾股定理的正整数组
,任意一组勾股数都可以表示为如下的形式
,其中,
均为正整数,且
.如图所示,
中,
,三边对应的勾股数中
,点
在线段
上,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70e61df74eaab3fe801486caff95d72b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61d4d0a815d4976f0dd327d23fca2e4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4d7e68d0c8bd9a32d826c721ab74d9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7091d529281abff275ef19b9197445a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91b51d3992644d37dc71c9b5a97d515c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7eabcf398837366b6d86c343b173690.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eee1b37025a6aefdb2b636f988985c3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa6c3ea24743e594cc3b0fdd3877d88c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88f450e2e6f7dd951d9623e3c57e8f27.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2卷引用:江苏省江都中学、江苏省高邮中学、江苏省仪征中学2023-2024学年高一下学期5月联合测试数学试卷
10 . 如图,在四棱锥
中,
平面
,底面
为直角梯形,
,且
.
与平面
相交于直线
,求证:
;
(2)求证:平面
平面
;
(3)求二面角
的正切值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2d6fb210d4f41db62e0ff35d139d64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b3fe0f7cf0410de0a3672da195dada.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b7c83470489253394bd288d7c920df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852aabd89edffc1b94344ff3f1f31ccd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c70a73fc2e59b8bdf802b0072243ab0.png)
(2)求证:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d077f6da8b2c00b152d4679aa2ed7f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f747eb5b2d21c9de962cbfd4ec4bb7.png)
(3)求二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/780e6163118b7259daabd994d674761d.png)
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