名校
1 . 如图所示,在三棱锥
中,
与AC不垂直,平面
平面
,
.
;
(2)若
,点M满足
,求直线
与平面
所成角的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e61620a272dada8d4b9a9fab6379dfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d077f6da8b2c00b152d4679aa2ed7f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/787ac5e13622afab5e9f8603afe42356.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cbb05b8b630052ff544249ebd72d95d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36c4559d27e3905980d1a4f1856f07de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d3e94fe16834409e7688a83fbf7d5ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b1c142967ed69606a3287ded01fcf9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68a7bf0da4f7c6f739d2e2461ad9b7.png)
您最近一年使用:0次
2024-06-11更新
|
884次组卷
|
3卷引用:山西省晋城市第一中学校2024届高三下学期高考模拟预测数学试题
名校
解题方法
2 . 在以
为坐标原点的平面直角坐标系中,双曲线
:
的虚轴长为4,一条渐近线方程为
,直线
:
交双曲线
于
、
两点
,
为直线
上一点且
.点
为直线
与
轴的交点.
(1)求双曲线
的方程和焦距;
(2)若线段
上一动点
满足
,求直线
与
的斜率之积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b9f0b9e53a83e68f5fec944f343119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d161e8acdc95d6aa31000a5f4531f187.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc66689a2f39d8e9563b35334db9542.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d788a8f1a85eda30184e507bb7bd47bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3a546d20f3cbbad1f72a587dfe66bee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88e9f7d1272b7344346b58b660aa260a.png)
您最近一年使用:0次
2024-06-11更新
|
128次组卷
|
2卷引用:山西省部分学校2024届高三高考考前巩固卷数学试题
名校
解题方法
3 . 已知等比数列
的前
项和为
,且
也是等比数列.
(1)求
的通项公式;
(2)若
,求数列
的前
项和
.
![](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/45bca9e6391d04f934a02d107530f486.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90cf5e3d447064a7350c46e0fd8390da.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88040b8e3c6a91e09a0ed3ee7541e136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f329b217e1051b23f0d61023cdc6e69.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
2024-06-10更新
|
858次组卷
|
2卷引用:山西省太原市2024届高三模拟考试(三)(5月)数学试题
名校
解题方法
4 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5544ee0acfd3f1df2e3f36861822b38e.png)
(1)当
时,求曲线
在点
处的切线与两坐标轴围成的三角形的面积;
(2)当
时,
恒成立,求
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5544ee0acfd3f1df2e3f36861822b38e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7620c5d02684cad4b4c40124d93afb86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
5 . 从某企业生产的某批次产品中抽取100件,测量这些产品的一项质量指标值,由测量表得如下频数分布表:
(1)在答题卡上作出这些数据的频率分布直方图:
(3)在某批次产品的抽检中,若出现了质量指标值在
(
为样本平均数,
为样本标准差)之外的产品,则认为该批次产品的生产过程可能出现了异常情况,需对该批次产品的生产过程进行检查.试问该企业是否需对本批次产品的生产过程进行检查?
质量指标值分组 | ![]() | ![]() | ![]() | ![]() | ![]() |
频数 | 6 | 28 | 34 | 24 | 8 |
(1)在答题卡上作出这些数据的频率分布直方图:
(3)在某批次产品的抽检中,若出现了质量指标值在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84cbc1ee03729598dd079e9255428e80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c85481cd7e94130ef3aa05b4a39e79cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5873c01192b7d33b7483f444f90b5b0.png)
您最近一年使用:0次
解题方法
6 . 山西省有“五千年历史看山西”之誉,文化悠久,旅游资源丰富.张先生一家计划在五一假期到山西畅游一番,从忻州市的五台山、大同市的云冈石窟和北岳恒山、晋中市的平遥古城和乔家大院、临汾市的壶口瀑布,这6个景点中选出4个打卡游玩.
(1)若张先生家必打卡五台山,求张先生家至多打卡晋中市的1个景点的概率;
(2)设
表示张先生家打卡大同市和临汾市景点的个数之和,求
的分布列和数学期望.
(1)若张先生家必打卡五台山,求张先生家至多打卡晋中市的1个景点的概率;
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
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解题方法
7 . 袋中装有大小、形状、材质完全相同的n个小球,其中有
个红球.
(1)若
,现从袋中随机摸出2个小球,其中红球的个数为随机变量
,求
的方差![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edbcc48b311ff8cdad7b805c4f46eeab.png)
(2)从袋中有放回地摸取小球
次,每次摸出一个小球,其中摸到红球的次数为随机变量
,若
的期望
,方差
,求
;
(3)若
,现从袋中有放回地摸取小球10次,每次摸出1个小球,记录颜色后将摸出的小球放回袋中.以摸出红球的频率估计袋中红球所占比例,若
,求红球占比估计值的误差不超过
的概率
.
参考数据:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01017cdd29fe9b5e21272f68a477dc66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edbcc48b311ff8cdad7b805c4f46eeab.png)
(2)从袋中有放回地摸取小球
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a829fdd8ec0f3b7ede883cf2c3e53b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a829fdd8ec0f3b7ede883cf2c3e53b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1574d943535505459199a5c7c8e6b539.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eeb5b6279aef09704abb45ebe91f2ec8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f176b1357961977f6305e96b1d0ca0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97117548928b6826121333e39cb61179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f733b1ceeead9ff892539d46a23f3626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
参考数据:
0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | |
0.0282 | 0.0121 | 0.0052 | 0.0022 | 0.0010 | 0.0004 | 0.0002 | 0.0001 | 0.0000 | 0.0000 | 0.0000 |
您最近一年使用:0次
8 . 已知函数
,
,
.
(1)讨论函数
的单调性;
(2)当
时,
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37b33373a261421439c613703098b418.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd56830cdb5850ed81854a5ae9ace9af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f42f173a9a4006d6cee55f380f4b6354.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
9 . 如图,在四棱柱
中,底面
为正方形,
,
分别为
,
的中点.
平面
;
(2)已知平面
平面
,
,
,
,求
与平面
所成角的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06222ee533c2484ab25321a6abbf98cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9539f8fb13345b449274b67bbda995db.png)
(2)已知平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b5f967c7a8bfdb1dc8c6addcced5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86aa0650b2b5cb33357dd45b241fd584.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9f8efa65919eace77854a7b88c5d80b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8772aa893a9c1d40f714cb25701701.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a8035fc825a001d7d9a3dacd8271662.png)
您最近一年使用:0次
名校
解题方法
10 . 如图,在四棱锥P-ABCD中,四边形ABCD是平行四边形,
,
,且平面
平面
,点G是棱PA上的一点(不包含端点).
.
(2)若
,平面PBC与平面GBD的交线为l,求证:
平面
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8915e8e775538d41debf1933102c6b86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9396a2523d078c7fafbdcf231a9e772d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f04c222223dae9ef27d4c132534d9848.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/487b3b49cab6de1dffbc64d7fd8ae1ea.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/500937065cd67daec35a36a346e5b693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23976db53f05b3d5d791c4d736a7184d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f747eb5b2d21c9de962cbfd4ec4bb7.png)
您最近一年使用:0次