1 . 在正四棱锥
中,
,过
作平面
,交
于
,交
于
,交
于
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5940af2670a7b5de0fb90a25581670a8.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1e71610966fc7762e6e00785b9788d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99d3078e9cfa59ad93d366ae2105f6a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5940af2670a7b5de0fb90a25581670a8.png)
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2023-12-07更新
|
74次组卷
|
2卷引用:新疆兵团地州学校2023-2024学年高二上学期期末联考数学试题
解题方法
2 . 已知向量
,
,
,若
,则
等于__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55d4806428d45917cde867c566fc5f63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d3ce134a42f342277ff7b53f6b1324f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037d31ba398cccf9770084cfdedaf045.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a69910de0a2b11d7ade66e533e2e1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
名校
3 . 求经过
且在两坐标轴上截距相等的直线方程为________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b86022205a7487439dd8d0897cd3bf19.png)
您最近一年使用:0次
2023-11-24更新
|
387次组卷
|
3卷引用:新疆乌鲁木齐市六校联考2023-2024学年高二上学期期末考试数学试题
4 . 已知圆
的圆心在直线
:
上,并且经过点
和点
.若直线
:
上存在点
,过点
作圆
:的两条切线,切点分别为
,
,且
,则实数
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c179fe7eff7abfdd092b63c9c1b82d0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1e5eea5f7f98ca8632358b7e49ceb25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c229111bc1789d62342e93b180fe492e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cb4eb87fd9c474fea913e4b68818abd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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5 . 已知函数
的导函数为
,且满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65dcd28f1a82c7dff18fdff8e4e991bf.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/090a91e4f3c8930674f98a9fa527709b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/325b87c3462b2049d88270a7405c64c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65dcd28f1a82c7dff18fdff8e4e991bf.png)
您最近一年使用:0次
名校
解题方法
6 . 已知
分别为双曲线
的左,右焦点,
为双曲线上第一象限内一点,且
关于
的平分线的对称点
恰好在
上,则
的离心率为__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8421c7c4e8bc226fece0b3a4f04ad410.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94fe48bf7af022ecbbe13833fdcc2c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
2023-11-20更新
|
307次组卷
|
3卷引用:新疆伊犁州霍城县江苏中学2023-2024学年高二上学期12月月考数学试题
新疆伊犁州霍城县江苏中学2023-2024学年高二上学期12月月考数学试题福建省福州市台江区福州四中2023-2024学年高三上学期期中检测数学试题(已下线)2024年新课标全国Ⅰ卷数学真题变式题11-15
名校
7 . 过直线
上一点
向圆
:
引切线,切点为
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d4cb0990b93c9900bab2784bef4b10f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a84206d21aa3ed77b34939ccc0252838.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d341082cc54b1cb7a790af9ec4a365d.png)
您最近一年使用:0次
2023-11-18更新
|
389次组卷
|
5卷引用:新疆伊犁州华·伊高中联盟2023-2024学年高二上学期期中数学试题
解题方法
8 . 如图,四棱锥
的底面
是梯形,
平面
,
,
,
,
,
为线段
上一个动点,且
,若
与平面
所成的角为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
______ .
![](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/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f571396be1aa4a8914a66f7d7abd6381.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9b5d2943803894bc5d204e75e2d172b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1a853121051450f6fe58062139237b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c42ed2e5bd5a0f033e24008697bf4963.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933c8261064a77158575a037dbe94a0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2194add18a7df1a23cf1554dc2da1b40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be6a6301878fed2a01413020b27310a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/13/9932137a-4bb4-4f6f-a6ab-ff0fd1bc6cc8.png?resizew=156)
您最近一年使用:0次
解题方法
9 . 圆
:
关于直线
:
对称的圆的标准方程为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bea829372272eb77138449465484c0ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baabfd32465e9e50409413d9c1358279.png)
您最近一年使用:0次
2023-11-18更新
|
368次组卷
|
2卷引用:新疆伊犁州华·伊高中联盟2023-2024学年高二上学期期中数学试题
名校
解题方法
10 . 若正实数
,
满足
,则
的最小值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60a26c7cb954de077106d3993c9b651d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd25ebd3620d70a032327b5a1a90302a.png)
您最近一年使用:0次
2023-11-15更新
|
643次组卷
|
5卷引用:新疆伊犁州霍尔果斯市苏港中学2024届高三上学期第四次月考数学试题
新疆伊犁州霍尔果斯市苏港中学2024届高三上学期第四次月考数学试题辽宁部分学校2023-2024学年高三上学期期中大联考数学试题辽宁省2024届高三上学期11月大联考(新课标Ⅱ卷)数学试题宁夏吴忠市吴忠中学2023-2024学年高三上学期第四次月考数学(理科)试卷(已下线)重难点1-1 基本不等式求最值(8题型+满分技巧+限时检测)