名校
解题方法
1 . 根据统计数据,某种植物感染病毒之后,其存活日数X满足:对于任意的
,
的样本在
的样本里的数量占比与
的样本在全体样本中的数量占比相同,均等于
,即
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4111fbeeb20975034f051295bc7bb1f2.png)
__________ ,设
,
的前n项和为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c2864e2ec3416cc4c081ac1f71a0af.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a05d83daef7bb72f157ed504d3a1708c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7bbadf6bea687b3de5dd1afe160a020.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71ce9db5574a2df6184bdc7cd13b208a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ffd5c35bba71ea54c28622b6cf505d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fc7e207019873e3b048a13d4876c952.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4111fbeeb20975034f051295bc7bb1f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ea3df8f05aab080084fe846c692c321.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/04c2864e2ec3416cc4c081ac1f71a0af.png)
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2024-06-09更新
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535次组卷
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3卷引用:2024届山东省五莲县第一中学高三模拟预测数学试题
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2 . 已知复数
的实部为0,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/982c2cd8fd33539bd313fe3ea373e6c0.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb0d037cbc7584aefec1e2ffe58d0971.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/982c2cd8fd33539bd313fe3ea373e6c0.png)
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2024-06-07更新
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5卷引用:2024届山东省五莲县第一中学高考模拟(二)数学试题
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3 .
展开式中
项的系数为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/996e6d05a4edc14b474c34ac26d5872e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0a89e3c30f6e4d4c5db4378b05d987.png)
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2024-06-04更新
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1261次组卷
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4卷引用:2024届山东省五莲县第一中学高三模拟预测数学试题
2024届山东省五莲县第一中学高三模拟预测数学试题山东省临沂市2024届高三下学期5月高考模拟考试(二模)数学试题(已下线)期末押题卷01(考试范围:苏教版2019选择性必修第二册)-【帮课堂】2023-2024学年高二数学同步学与练(苏教版2019选择性必修第二册)江西省上饶市第一中学2024届高三下学期模拟预测数学试题
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4 . 在平面四边形
中,
,
,
,
,则四边形
的面积为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab4f318fd596282e1d965ab29bbf362f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59281d3136f2c67c078d98842171224d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a88c44f558705de3bcefcfc0ece96b8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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2024-06-03更新
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3卷引用:山东省日照市五莲县第一中学2024届高三第三次模拟考试数学试题
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5 . 已知集合
,
,则集合
的元素个数为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5357edd89519e27bac5a1da4954806d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaaa16acf5063153fd6ed2c15822b432.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
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2卷引用:山东省日照市五莲县第一中学2024届高三第三次模拟考试数学试题
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解题方法
6 . 若函数
的四个零点成等差数列,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93571b6a290224c0716612692bb74836.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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7 . 设
为虚数单位.若集合
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c55c7d13e62e480f6d5ac27410b97455.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1324b9229f0259ef8ee358a812dfe7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c1f19fb2321a717c1e8c8927a93a5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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2024-05-31更新
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2卷引用:山东省日照市2024届高三下学期校际联考(二模)数学试题
8 . “
序列”在通信技术中有着重要应用,该序列中的数取值于
或1.设
是一个有限“
序列”,
表示把
中每个
都变为
,每个0都变为
,每个1都变为0,1,得到新的有序实数组.例如:
,则
.定义
,
,若
中1的个数记为
,则
的前10项和为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abeedb00753e7cf6d2631244ce112019.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c928060da9aa0d459ca27a9e26d656cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abeedb00753e7cf6d2631244ce112019.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f60a47fe3db1924469eb3c03f9073bb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c928060da9aa0d459ca27a9e26d656cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d02d9f149c12ef612345a0617650215e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bada33e0bb409c2b7c75f84b61c0864.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b28dc832f1e9e421ac03f848ac22eb27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d32ccd28d1aaf22369edb601d07c76ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd8e99a137748fac22a827de8dae1096.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9fd6f1e91e0d10c3b2421b59020f90c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/686ece75006ad358f23314dc8a246e11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f329b217e1051b23f0d61023cdc6e69.png)
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9 . 已知圆台
的体积为
,其上底面圆
半径为1,下底面圆
半径为4,则该圆台的母线长为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e65ac334119ccd6204402a7aba29a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5d1e123ba283500a4f5f73dd1eca7c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f919bd3dde10dbbc076f7ec5149699.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c4f6f74444b2b7947fc6e35c8d62322.png)
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2024-05-14更新
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2224次组卷
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4卷引用:山东省日照市五莲县第一中学2024届高考模拟预测(一)数学试题
山东省日照市五莲县第一中学2024届高考模拟预测(一)数学试题湖北省武汉市2024届高三下学期四月调考数学试卷(已下线)2024年高考全国甲卷数学(文)真题平行卷(提升)(已下线)2024年高考全国甲卷数学(理)真题平行卷(提升)
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解题方法
10 . 设椭圆
的左右焦点为
,椭圆上点
满足
,则
的面积为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb4e8ec60148ff7aaeb0c39e42767e4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e9e65c53574575be34931ab3267bf0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d776753746914c2410a3946c357f35.png)
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2024-05-14更新
|
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2卷引用:山东省日照市五莲县第一中学2024届高考模拟预测(一)数学试题