名校
解题方法
1 . 若函数
在
上有小于0的极值点,则实数
的取值范围为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b87b4c2ad96628e67ef21d9ceae03a78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2 . 已知双曲线
的左、右焦点分别为
,
为双曲线
的渐近线上一点,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1817297374e431a1d9087dcc2991d3a9.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94f9772b3a117674e43222976a5dc816.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/2d839822c1345de35d83b204f0875454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1817297374e431a1d9087dcc2991d3a9.png)
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解题方法
3 . 已知定义域为R的函数
,对任意实数
都有
,且
,则下列正确的有________ .①
;②
是偶函数;③
关于
中心对称;④
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82bde53de43dda74249725823c0e6610.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33976324bddc8a1027bc9f20ad20df51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ab30faa78cc53c104f61b1cd906c365.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76d66e9d52546beeea016d6d7d3f0ca6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4939bc5c63ac944dbb3da3c5fa20c73.png)
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4 . 经过椭圆C:
的左焦点
的直线交椭圆C于A,B两点,
是椭圆C的右焦点,则
的周长为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c86c0fe04600e6225c4951ce8dd6002b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5eb2485f90dbfd0dfd6e7d179a856f5.png)
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2023-12-15更新
|
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3卷引用:陕西省西安市部分学校2023-2024学年高二上学期12月联考数学试题
名校
解题方法
5 . 抛物线C:
的焦点为
,
为抛物线
上一动点,
,则
的最小值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29a56d8e6d9d353d8342a0f20b5ac834.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.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/09eef286d642434bfb1c80dc577ed99c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acea2e2ac2b1786d527f5ee0570d0c83.png)
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3卷引用:陕西省西安市黄河中学2023-2024学年高二上学期12月月考数学试题
解题方法
6 . 已知数列
的前
项和为
,数列
的前
项和为
,满足
,
,且
.若对任意
,
恒成立,则实数
的最小值为 ______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fce83115a50f99e08e9a2db7267aeed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66cec75ddab6e99eba4c7f5ad56f24db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49585d7235b9223ca23d5dde24a90c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0a7ce4083dea795929380513f979f22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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解题方法
7 . 在三棱锥
中,
平面
,则三棱锥
的内切球的表面积等于__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fee7752885b49781e7ef8d70e871da56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
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2023-12-13更新
|
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5卷引用:陕西省安康市高新中学2024届高三上学期12月联考(全国乙卷)数学(文)试题
8 . 已知数列
的前
项和为
,且
,则数列
的通项公式为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f672ef2a861e826dc7cfc93aa2e6c3fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
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|
638次组卷
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5卷引用:陕西省安康市高新中学2023-2024学年高三上学期12月联考(全国乙卷)理科数学试题
陕西省安康市高新中学2023-2024学年高三上学期12月联考(全国乙卷)理科数学试题陕西省安康市高新中学2024届高三上学期12月联考(全国乙卷)数学(文)试题(已下线)模块三 专题1 小题入门夯实练(3) 期末终极研习室(高二人教A版)(已下线)专题04 数列通项与求和技巧总结(十大考点)-【寒假自学课】2024年高二数学寒假提升学与练(人教A版2019)(已下线)专题09 数列的通项公式、数列求和及综合应用(9大核心考点)(讲义)
名校
解题方法
9 . 如图,一个池塘的东、西两侧的端点分别为
,现取水库周边两点
,测得
,
,池塘旁边有一条与直线
垂直的小路
,且点
到
的距离为
.小张(
点)沿着小路
行进并观察
两点处竖立的旗帜(与小张的眼睛在同一水平面内),则小张的视线
与
的夹角的正切值的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/599d0a99da76697d7f4a465a2e23693e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d01a0ddff0ec13089f1540faa7dd141.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cee37f976cf2ea6effdfc1266528354e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/881359d1d358951bee56cb1646195fa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59870c18b2e23a8e1429829e49746b05.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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
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|
307次组卷
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6卷引用:陕西省部分学校2023-2024学年高三上学期阶段性测试(四)理科数学试题
陕西省部分学校2023-2024学年高三上学期阶段性测试(四)理科数学试题河南省部分重点中学2024届高三上学期阶段性测试(四)数学试题河南省周口市项城市五校2024届高三上学期12月联考数学试题(已下线)考点16 解三角形实际应用问题 --2024届高考数学考点总动员【练】(已下线)技巧02 填空题的答题技巧(8大题型)(练习)(已下线)专题11.3余弦定理、正弦定理的应用-重难点突破及混淆易错规避(苏教版2019必修第二册)
名校
10 . 已知曲线
在点
处的切线方程为
,记
设函数
,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c434b4973be1b666e082c1bdf04ea6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4065ed9c98391f4cfe89319b6e65b44f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15fb18163df0690365a0d2e7ee88f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9424e37635ab76163f8a4b1e8b61d189.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7826132cff560872d02b8cb2a319ff77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46be55c8f2760d6db125f46691a3de48.png)
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4卷引用:陕西省部分学校2023-2024学年高三上学期阶段性测试(四)理科数学试题