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解题方法
1 . 若命题:“
,
,使得
”为假命题,则
,
的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4dae29e973d29f91d7bbf60a1a98cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19339e3904e9541ff26b30ae5f1242b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ec8e77b37f6e127f1e63555d9df834d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-04-22更新
|
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3卷引用:上海市闵行(文绮)中学2023-2024学年高三下学期5月月考数学试卷
2 . 判断下列命题,把正确的命题序号写在横线上:__________ .
(1)实数2,8的等比中项为4;
(2)若
为等差数列且前n项和为
,则
是等差数列;
(3)已知数列
前n项和
,则
为等比数列;
(4)已知
为等比数列,则数列
是等比数列(其中
);
(5)若数列
满足
,则数列
为等差数列.
(1)实数2,8的等比中项为4;
(2)若
![](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/4dea1dd4ffcb4cf0697ca43079f6a1f2.png)
(3)已知数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27e1f70fb9ac4b3c7f04e18c673eca5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(4)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/181778bd8a2503690e92bd09a61af75d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33f306d2b261f4c39a9fc0858d96e647.png)
(5)若数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7266459b6116ed35d57cc8fa54df8282.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
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解题方法
3 . 已知椭圆的方程为
,
为椭圆短轴顶点,
为椭圆
的右顶点
(1)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00857b232a86db6a924b34320f928717.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c22f3e397e5d4b120f92a40657eaf7aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a67260be97cca75002f4814d1b0418.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f6d6a0ee7672e93d79d51b938d9299e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
(3)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10416030bbf5df1fb9cb66e0220bbd95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5425108c557f0f21474c045334f97d9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05afb62c4e3a66a50cd0252762324bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5425108c557f0f21474c045334f97d9c.png)
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解题方法
4 . 许多小朋友热衷于“套娃娃”游戏.在一个套娃娃的摊位上,若规定小朋友套娃娃成功1次或套4次后游戏结束,每次套娃娃成功的概率为
,每次套娃娃费用是10元.
(1)记随机变量
为小朋友套娃娃的次数,求
的分布列和数学期望;
(2)假设每个娃娃价值18元,每天有30位小朋友到此摊位玩套娃娃游戏,求摊主每天利润的期望.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
(1)记随机变量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
(2)假设每个娃娃价值18元,每天有30位小朋友到此摊位玩套娃娃游戏,求摊主每天利润的期望.
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2024-02-27更新
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5卷引用:上海市闵行中学2024届高三下学期4月月考暨二模模拟考试数学试卷
上海市闵行中学2024届高三下学期4月月考暨二模模拟考试数学试卷浙江省七彩阳光联联盟2023-2024学年高三下学期开学考试数学试题(已下线)7.3.1离散型随机变量的均值(分层练习,6大题型)-2023-2024学年高二数学同步精品课堂(人教A版2019选择性必修第三册)上海市华东师范大学第二附属中学2023-2024学年高三下学期数学测验卷4 上海市格致中学2024届高三下学期三模数学试卷
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解题方法
5 . 已知函数
与函数
的图象交于点M、N、P,此三点中最远的两点间距离为
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c59edb3816701d0f20ae220ceaead4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e411c40294d175e836e2ec964a6942c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50690dab38f4512eb72e18b7f86cf6f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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6 . 阅读:对于两个不等的非零实数
、
,若分式
的值为零,则
或
,又因为
,关于
的方程
有两个解,分别为
,
,应用以上结论解答下列问题:
(1)方程
的两个解分别为
,
,求
、
的值;
(2)
的两解为
,
,求
的值;
(3)关于
的方程
有两个解
,求
的值.
![](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/f22283eee65bcadde8c253a78b995d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54b53b86bd516400d6fa7dabb3603f31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82b334dafda377c3db77647c8cf1e95f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e9086060220e7ea905a42450e24ccd1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6db60ab8654c57264e4b704f557e7fa0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1c4cdcb32e3a0ce527c13978c022a54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f4c2615b5047075cb8f66726e7f948.png)
(1)方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bea4978e027455e9588eab3fb47510.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de10eb4cf291d00db3bb92596143afa1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c7b380d82f311ec47be64bbd9fd32e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d93ce7254956101e7fa800167a39bf3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1c4cdcb32e3a0ce527c13978c022a54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f4c2615b5047075cb8f66726e7f948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1802bb87610630d1e935fdca0c60d720.png)
(3)关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04167288f6ac5d2a7b3283ce2d682b00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c1ee2fcafb830f7c55cee435da69bd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d83c25b15210976abed41b0943eb30f.png)
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7 . 下列给出的图形中,绕给出的轴旋转一周,能形成圆台的是( )
A.![]() | B.![]() | C.![]() | D.![]() |
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12卷引用:上海市闵行(文琦)中学2023-2024学年高二下学期3月月考数学试题
上海市闵行(文琦)中学2023-2024学年高二下学期3月月考数学试题四川省南充市仪陇县仪陇中学校2023-2024学年高二上学期10月月考数学试题广东省深圳市龙华外国语高级中学2023-2024学年高一下学期第一次段考数学试卷陕西省榆林市横山中学2022-2023学年高一下学期期中数学试题(已下线)11.3 多面体与旋转体(四大题型)(分层练习)-2023-2024学年高二数学同步精品课堂(沪教版2020必修第三册)四川省成都市金牛区实外高级中学有限公司2023-2024学年高二上学期入学考数学试题(已下线)第02讲 8.1基本立体图形(第2课时)(1)-【帮课堂】(人教A版2019必修第二册)(已下线)第01讲 基本立体图形-《知识解读·题型专练》(已下线)13.1 基本立体图形(1)-【帮课堂】(苏教版2019必修第二册)(已下线)8.1 基本立体图形-同步题型分类归纳讲与练(人教A版2019必修第二册)(已下线)6.1 基本立体图形 同步精品课堂(北师大版2019必修第二册)(已下线)11.1.5 旋转体-【帮课堂】(人教B版2019必修第四册)
8 . (1)如图,在
中,
为
边上的高,
,
,
,
,求
的值;
(2)如图,半径为1,圆心角为
的圆弧
上有一点
,若
、
分别为线段
、
的中点,当
在圆弧
上运动时,求
的取值范围;
(3)已知等边三角形
的边长为
,
为三角形
所在平面上一点.求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c397bc7f7b3de2c8182c3fbe94fd5ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1371fe98a65d8ebd840c8d98346b6d15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efc6e4b936d7a800e839a30c3839574d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb5b12692517a39c320f99a479eb055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/479b92748316648bb70a953f06902eb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/12/f4cc2540-9f22-4398-858e-ea1bf404dd07.png?resizew=174)
(2)如图,半径为1,圆心角为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ff5bb943e2d1bf24e53e81739a891a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1239d20fa03551421f0949d878fe541.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/12/1809501f-7388-40e2-a1e0-29edd395f10c.png?resizew=163)
(3)已知等边三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6168365c0ea2b1036ed0c0e6b099bf81.png)
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9 . 在数学中,双曲函数是与三角函数类似的函数,最基本的双曲函数是双曲正弦函数与双曲余弦函数,其中双曲正弦函数:
,双曲余弦函数:
.(e是自然对数的底数,
).
(1)计算
的值;
(2)类比两角和的余弦公式,写出两角和的双曲余弦公式:
______,并加以证明;
(3)若对任意
,关于
的方程
有解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3321510a9eb73909a36c084a8630e89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0099b9b80ed478824fa95677ebe9d5b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11204e2fb6e560bf7a4ca26eaebfc526.png)
(1)计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e694af0c9f990ecb8b54b1c08bcc578e.png)
(2)类比两角和的余弦公式,写出两角和的双曲余弦公式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d92c32edc0e000405b7a6b9c48549959.png)
(3)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f78f05631a2ecb8bc3d379ca6c81f93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eed807cc52eca7b462a3850b5e5e02b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-06-21更新
|
991次组卷
|
7卷引用:上海市闵行(文琦)中学2023-2024学年高一下学期3月月考数学试卷
上海市闵行(文琦)中学2023-2024学年高一下学期3月月考数学试卷上海市宝山区2022-2023学年高一下学期期末数学试题(已下线)模块六 专题5 全真拔高模拟1(已下线)专题14 三角函数的图象与性质压轴题-【常考压轴题】山东省济南市山东师大附中2022-2023学年高一下学期数学竞赛选拔(初赛)试题(已下线)第10章 三角恒等变换单元综合能力测试卷-【帮课堂】(苏教版2019必修第二册)(已下线)专题06 期末解答压轴题-《期末真题分类汇编》(上海专用)
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10 . 在平面上,若曲线Γ具有如下性质:存在点M,使得对于任意点
,都有
使得
.则称这条曲线为“自相关曲线”.判断下列两个命题的真假( )
①所有椭圆都是“自相关曲线”.②存在是“自相关曲线”的双曲线.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c216d316db465f62869f4a58eb4046f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d9fbe4565847ade902864ff396cc558.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9faeced5306c854220732ce2a381a0ea.png)
①所有椭圆都是“自相关曲线”.②存在是“自相关曲线”的双曲线.
A.①假命题;②真命题 | B.①真命题;②假命题 |
C.①真命题;②真命题 | D.①假命题;②假命题 |
您最近一年使用:0次
2023-06-11更新
|
709次组卷
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6卷引用:上海市闵行(文琦)中学2023-2024学年高二下学期3月月考数学试题
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