解题方法
1 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1d4d1630360feba06138ffdd92b3efd.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecae966ab803d56b068ab2b97b913c57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1d4d1630360feba06138ffdd92b3efd.png)
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2 . 已知函数
在
上连续且存在导函数
,对任意实数
满足
,当
时,
.若
,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/297c2202db3ad2a09020d697fa7353d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4921923069c4f38a0af1ff8637e35b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63f7c57aebce6b242aaafe7f1ec70666.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af97007629a190827ec414cab51a0c48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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4卷引用:江西省部分学校2023-2024学年高二下学期第二次月考(5月联考)数学试题
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3 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2a2a540400311fff2fb2c8ed098e82d.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7a45190981deec3afa7fa82e93f8004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2a2a540400311fff2fb2c8ed098e82d.png)
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4 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dbd9ff686703cad03aa383e5fec21.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2be5acfcb74659c7b97c011e0e6ffbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dbd9ff686703cad03aa383e5fec21.png)
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5 . 欧拉函数
的函数值等于所有不超过正整数
,且与
互质的正整数的个数(公约数只有1的两个正整数称为互质整数),例如:
,
,则数列
的前
项和为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad13428d2891b2bccd870f2a8061f77d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da8113f70737283a31ba1c5af62a8118.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d53e72365953a1fb223b7255cc43e6f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc96280ed7f6538a23bb7d3fec82a331.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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6 . 在
中,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e993bde3f1931058eb2c08c3e5bccee6.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca9e90a095dc00ba3289f61892d5832.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e993bde3f1931058eb2c08c3e5bccee6.png)
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7 . 某儿童游乐场有一台打地鼠游戏机,共有9个洞.游戏开始后,每次有且仅有一只地鼠从某洞中冒出,地鼠第1次从1号洞冒出来.假设游戏过程中地鼠从上一个洞继续冒出的概率为
,从其它洞冒出的可能性相等,则地鼠第3次从1号洞冒出的概率是__________ .假设游戏结束时,地鼠一共冒出
次,则地鼠从1号洞冒出的次数期望值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ffd5c35bba71ea54c28622b6cf505d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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8 . 已知函数
在区间
上有且仅有三个零点,则
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/833695d7d22c5354304d81dfa42b9daa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71163f419555f2ed76075c8ff659fbfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
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9 . 若集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fe156c10c39e5214f325ce8a2180858.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a151ad5f40d205d547657e6de56b0c1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fe156c10c39e5214f325ce8a2180858.png)
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10 . 在长方形
中,
,点E在线段AB上,
,沿
将
折起,使得
,此时四棱锥
的体积为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de745f4a313e835454881b20c7fabeb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1364213f546b37f8764ddcb59e36ae4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c05986ad5fa244bc1aedf7b5d216544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5164a3cc47e266446d49127e2ef10c37.png)
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3卷引用:江西省部分学校2024届高三5月大联考数学试卷