23-24高二下·全国·期中
名校
1 . 已知函数
,函数
,若函数
恰有三个零点,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/042ddff62df06827fa09c731190da05d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3ab4a2e670b30c5cd30f79ddba3cfde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2024-04-08更新
|
651次组卷
|
4卷引用:浙江省舟山市舟山中学2023-2024学年高二下学期4月清明返校测试数学试题
2 . 曲线
上动点
与
构成
,若
,则实数
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b67d93773ed34cfe79fd47025c9dac1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51296b06e4f0ac74bea949ce2d9faa6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ed4c4e8edbd179f3fc38a6653f18c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03ac378e1dd219184c4a0d722acb10f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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2024-02-23更新
|
973次组卷
|
2卷引用:浙江省舟山市2023-2024学年高二上学期期末检测数学试题
3 . 在三棱锥
中,
,点
分别是
的中点,且
,则平面
截三棱锥
的外接球所得截面的面积是_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e59fc1fe6fb5db611e3130d6505d4557.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/108814a3d763c02025ec48c0a68903a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40c1a03f93b56a1fb0b57d20d53b4323.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1885efcff0b903e314057dd153578600.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
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4 . 辅助角公式是我国清代数学家李善兰发现的用来化简三角函数的一个公式,其内容为
.(其中
,
,
).已知函数
的图像的两相邻零点之间的距离小于
,
为函数
的极大值点,且
,则实数
的最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7c68f37fd360d11dbccf9e80e174112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dd0914dc4d4c7f75710ff460a286fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edde7022ec45e7b5f0a119c4efec904d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ad0039af9218147ea2c4fcb95092a10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24db7b603aebdee8e298d1fe49c848e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c0b9d191b19eafde086570a3bb21db6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
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2022-10-13更新
|
934次组卷
|
3卷引用:浙江省舟山中学2022-2023学年高一上学期12月质量检测数学试题
解题方法
5 . 对
,使不等式
成立,则实数
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c55d8737947a1eca205a282c8822a651.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e4847a3d44bca329c2ee07e1b712476.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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6 . 直线l交椭圆
于A,B两点,线段AB的中点为
,直线
是线段AB的垂直平分线,若
,D为垂足,则D点的轨迹方程是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c82e7d9f4f7ace849e09e9adcb786b7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3854d42b9e752223962efcfcadc7598c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56bf3dd203c3155ecb97af11a37339a7.png)
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名校
解题方法
7 . 已知
、
、
是平面向量,
是单位向量. 若
,
, 则
的最大值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56eda4bb8604c18d0016a4377d05435a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56eda4bb8604c18d0016a4377d05435a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8681952458bfa9dc2d4d4f8a593a1cce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3eb80885cf673d01e0c54b69a4d1737.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4342cdb3c59b94b6f8f293d0c78b576.png)
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2022-01-21更新
|
1603次组卷
|
6卷引用:浙江省舟山中学2022-2023学年高一下学期5月月考数学试题
浙江省舟山中学2022-2023学年高一下学期5月月考数学试题浙江省宁波市十校2021-2022学年高三上学期期末联考数学试题(已下线)思想05 第三篇 思想方法(测试卷)--《2022年高考数学二轮复习讲练测(浙江专用)》(已下线)专题17 向量中的隐圆问题(已下线)重难点突破02 向量中的隐圆问题(四大题型)(已下线)平面向量及其运算
名校
解题方法
8 . 已知向量
与
的夹角为
,
,
,向量
的夹角为
,
,则
的最大值是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdafddd130bef0f56ba5af3f3710f957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e6c7f82eb5e41bd025315303e7a3a31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2694da635c7a27c3905f3a8082f3174f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5c56ca7ec71c59ab61b9f386debd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9563f6c5dc253399f51a0ef5e6d2172.png)
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2022-01-10更新
|
2117次组卷
|
4卷引用:浙江省舟山二中(田家炳中学)2022届高三下学期开学考试数学试题
名校
解题方法
9 . 如图,在
中,
,
,
是
内一动点,
,则
的外接圆半径
=______ ,
的最小值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45acdbac251ca6b76a166c1242e71df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33692fafd3dedaa7e74952fb5e0c765c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5b47e792146e2f7d93a9ef9ad1294ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/12/da291130-d0f4-4ed2-a1bc-2f9890ae1231.png?resizew=160)
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解题方法
10 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e805f02496e494e096165c64ee04944d.png)
在区间[1,4]上的最大值为
,当
取到最小值时则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7769a824e7f69fe3b6cb09e0389849e4.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e805f02496e494e096165c64ee04944d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9b92db837661bd16bd1b01f88f91f89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7769a824e7f69fe3b6cb09e0389849e4.png)
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