名校
解题方法
1 . 在
中,
.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f9fabbbe61a759e52ec975215e2e7c.png)
______ (用弧度制表示),若
为
的中点,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f86271ee2b1858cf3f54d57d8473dad.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f29c36db60dd12810ad2e90989d422bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f9fabbbe61a759e52ec975215e2e7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89cae28c97255a8d5640377f39be2ecf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f86271ee2b1858cf3f54d57d8473dad.png)
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名校
解题方法
2 . 已知
,函数
恒成立,则
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2292e05a7b23f1d1820e8adc18f29f38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d35f61845ced816d5e5eea34d9f143c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-05-23更新
|
847次组卷
|
2卷引用:河南省信阳市新县高级中学2024届高三考前第六次适应性考试数学试题
名校
解题方法
3 . 已知函数
的两个极值点为
,
,记
,
.点B,D在
的图象上,满足
,
均垂直于y轴.若四边形
为菱形,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70c38b9b27b4688abf19d087dad01f82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffd888afdcfdb3e91a157d50f65e915e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45dddee525114c09ee0d1205aed6e7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e1729a1495cc4e4bafab582f9ad1cca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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2024-05-07更新
|
1337次组卷
|
3卷引用:河南省信阳市高级中学2023-2024学年高三下学期三模数学试题(B)
4 . 如图,已知过抛物线
(
)的焦点
的直线与抛物线交于
两点,过点A作抛物线的准线的垂线
,垂足为
,抛物线的准线与
轴交于点
,
为坐标原点,记
,
,
分别为
,
,
的面积.若
,则直线
的斜率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc58c62444bf42a25289c45425a00f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5abd313d4e92a762fb7fb0c1cb65263d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6899bf9cadae2ccdb14cbc87d4f280ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a07ff78c166793f5e8d23f0b7f4be8f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/066afbd3603bccf7d9591c4ac48f552e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/187e4941e2d8f5f8a1bb60f852588de5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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2024-04-22更新
|
857次组卷
|
4卷引用:河南省信阳市新县高级中学2024届高三4月适应性考试数学试题
河南省信阳市新县高级中学2024届高三4月适应性考试数学试题湖北省黄石市第二中学2023-2024学年高三下学期三模考试数学试题(已下线)四川省成都市外国语学校2024届高三高考模拟(五)理科数学试题辽宁省鞍山市第一中学2024届高三下学期八模数学试卷
5 . 如图,在各棱长均相等的正三棱柱
中,给定依次排列的6个相互平行的平面
,使得
,且每相邻的两个平面间的距离都为1.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
__________ ,该正三棱柱的体积为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/307074171069f32b5c458985cd4d9bb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13811d01a0338d28753385a008f51a5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72873e48255e32f560537d53798df1b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fce779168f431dde197ae40cacf04fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
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2024-04-08更新
|
354次组卷
|
2卷引用:河南省信阳市新县高级中学2024届高三数学考前仿真冲刺卷
名校
解题方法
6 . 已知数列
中,
,且
,若存在正整数
,使得
成立,则实数
的取值范围为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bf0dcfdd330bf0d05fa626d8f9701bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce5c019bd51730a03470fc6b336a26d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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2024-04-06更新
|
1160次组卷
|
3卷引用:河南省信阳市信阳高级中学2024届高三下学期4月二模数学试题
名校
解题方法
7 . 已知正数
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b15bd315b801f71bc30b8d772098614.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/968255574865a7de4a3136e7d116ba86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
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2024-04-06更新
|
834次组卷
|
5卷引用:河南省信阳市新县高级中学2024届高三适应性考试(九)数学试题
河南省信阳市新县高级中学2024届高三适应性考试(九)数学试题河南省信阳市信阳高级中学2024届高三高考模拟预测(十三)数学试题河南省信阳市新县高级中学2024届高三4月适应性考试数学试题(已下线)压轴题01集合新定义、函数与导数13题型汇总 -1(已下线)专题9 学科素养与综合问题(填空题14)
名校
解题方法
8 . 已知空间四面体
满足
,则该四面体外接球体积的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eacf80c63230884f99f142975d38258.png)
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2024-04-05更新
|
1974次组卷
|
4卷引用:河南省信阳市第一高级中学(华大新高考联盟)2024届高三4月教学质量测评数学试题
名校
9 . 已知函数
分别是定义在R上的偶函数和奇函数,且
,若函数
有唯一零点,则实数
的值为______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59a5bb4ea397df3f6108daca318a79ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b59e11987bbc86dce281ff385f976a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cddd1e045368d08da43f865b168715e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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2024-03-25更新
|
577次组卷
|
2卷引用:河南省信阳市新县高级中学2024届高三考前第七次适应性考试数学试题
名校
10 . 函数
在
范围内极值点的个数为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/218a63f0e5fd75a66f307bc8c2d75fbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a84ce07dcbbcf8e4b7f246649fb3f835.png)
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2024-03-19更新
|
1114次组卷
|
3卷引用:河南省信阳市新县高级中学2024届高三考前数学仿真冲刺卷三