名校
1 . 已知函数
的零点为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0be0c6f8ade9545b03b7569feb46d582.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f817ccd47343fd6d4d1da3b71e39cd1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0be0c6f8ade9545b03b7569feb46d582.png)
您最近一年使用:0次
2024-06-11更新
|
407次组卷
|
3卷引用:四川省凉山州2024届高三第三次诊断性检测数学(理)试题
名校
解题方法
2 . 已知
,若
为纯虚数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0116596c31b4267d58e9f1e01d2dc2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
您最近一年使用:0次
2024-06-08更新
|
470次组卷
|
2卷引用:四川省凉山州2024届高三第三次诊断性检测数学(理)试题
名校
解题方法
3 . 在
中,
,
,
,则以B、C为焦点,且过A点的双曲线的离心率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f08273d339dc5ddbb89aa67bb8205e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f186ea827f7becafd1ac4955e22c6812.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59bb026fd5c811c41d199afe93227b53.png)
您最近一年使用:0次
2024-06-08更新
|
138次组卷
|
2卷引用:四川省凉山州民族中学2023-2024学年高二下学期5月月考数学试题
名校
解题方法
4 . 如图,在四面体
中,
与
均是边长为
的等边三角形,二面角
的大小为
,则此四面体的外接球表面积为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661ff55b5ebbadfb600989af3cfce2fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f1854ba6cc92481d7a616bd2788a47e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c0927afc571a7c966c98192040979e.png)
您最近一年使用:0次
2024-06-08更新
|
715次组卷
|
2卷引用:四川省凉山州民族中学2023-2024学年高二下学期5月月考数学试题
解题方法
5 . 过抛物线
的焦点
的直线
交抛物线
于
,
两点,若
,则线段
的中点到
轴距离为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](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/f1ed9d97b8745ed1c15349ea3fffc299.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
您最近一年使用:0次
解题方法
6 . 在锐角
中,角
,
,
所对的边分别为
,
,
,向量
,
.若
,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](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/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c97b2fbdf25bff9090cc466139d95191.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8144a1ecf37d23fef0b7344cb022b9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55a53cdfd02f840f55c72dbb4d0607c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88b3e11f85e2a210a7b1db6e851ad6c2.png)
您最近一年使用:0次
名校
7 . 已知
,关于x的方程
有三个不同实数根,则m的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18f26a43391746dad0500b7919f25cfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c55d8ea498c2c1b4e21bb10d274e9518.png)
您最近一年使用:0次
名校
解题方法
8 . 已知函数
在
上存在递减区间,则实数a的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/676948805ba2abee52b9a1a5cd3ea774.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1beb189381103ad1e758fd8cfedb6355.png)
您最近一年使用:0次
2024-05-08更新
|
927次组卷
|
3卷引用:四川省凉山州安宁河联盟2023-2024学年高二下学期期中联考数学试题
四川省凉山州安宁河联盟2023-2024学年高二下学期期中联考数学试题天津市静海区第一中学2023-2024学年高二下学期6月学业能力调研数学试题(已下线)专题08 导数及其应用--高二期末考点大串讲(人教B版2019选择性必修第三册)
解题方法
9 . 设等差数列
的前n项和为
,若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d36243198e5e20c56399e4ad5ac3c519.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c32a54d94ca7db5bebdabfaa1a5f69b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a40e001a815b0f2edc08127d9bd498e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d36243198e5e20c56399e4ad5ac3c519.png)
您最近一年使用:0次
名校
10 . 已知点P是
所在平面内的动点,且满足
,射线
与边
交于点D,若
,
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3da058e641c1998601274bf60707400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9680bd6f250acb8b568510419b59d3e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfeaa1a43e68842e1a617967ab6ce535.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2043525d692d0a9568d848748f1ea09a.png)
您最近一年使用:0次