1 . 定义“二元函数”如下:
;例如:
,对于奇数m,若任意
,存在
为正整数,且
(
彼此不同),满足
,则最小的正整数m的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3966fa557dd02ae0fa942956d4d3979.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/378403dc180c610910ec61e5faf9bb27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aa9489cb77fac183fb891b291d02009.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d59a31a27f71f3351780a75bb6fd224.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5a9d3dc3d131c7bdc168c2d6198d158.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/575f0017700c3081f3b0adfe313fdff9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc0106a86de4798c11ca5c7e672c9f6e.png)
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4卷引用:上海市实验学校2021-2022学年高一下学期期末数学试题
名校
2 . 已知实数
,满足
.
(1)求证:
中至少有一个实数不小于1;
(2)若
均为非零整数,求
的最大值;
(3)设
这五个实数两两不等,集合
,若
且
,记
是
中所有元素之和,对所有的
,求
的平均值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/195f9cb9c1ca84756dd98afdc784ead9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/964eb3cfce93727a9cbe008ea74117ca.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/195f9cb9c1ca84756dd98afdc784ead9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/195f9cb9c1ca84756dd98afdc784ead9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f27734b2c236efdb8cac5be0bb56e722.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/195f9cb9c1ca84756dd98afdc784ead9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7db533eaa281da967c14010f281d5a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/928cd155cf20033821c58ab602111bd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bab4eb59db062e1ab7fdd7e5afe0487f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bab4eb59db062e1ab7fdd7e5afe0487f.png)
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名校
3 . 若幂函数
的图象经过
,则此幂函数的表达式为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dd3f86cd7afe812f3d8e131bee1e315.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e5a802f18b507da2932a23de4347e0c.png)
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|
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6卷引用:上海市进才中学2023-2024学年高一上学期期中数学试题
上海市进才中学2023-2024学年高一上学期期中数学试题上海市青浦区2023-2024学年高一上学期期末学业质量调研数学试卷2014-2015学年广东省深圳市第三高中高一上学期期中考试数学试卷上海市宝山区2023届高三二模数学试题(已下线)专题02 函数及其应用(已下线)高一数学开学摸底考 02-人教B版2019必修第一册+第二册开学摸底考试卷
名校
解题方法
4 . 若两个函数
和
对任意
都有
,则称函数
和
在上
是疏远的.
(1)已知命题“函数
和
在
上是疏远的”,试判断该命题的真假.若该命题为真命题,请予以证明;若为假命题,请举反例;
(2)若函数
和
在
上是疏远的,求实数
的取值范围;
(3)已知常数
,若函数
与
在
上是疏远的,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68dcefc64522affe52cb23609e1ed318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b64537743379242ee87505563d3a92ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df606d4adb89b5473944bb98363a6f53.png)
(1)已知命题“函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54b6e13798211ab7a313b83bb958a009.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5013206591edea029e8748159034a308.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c69825660f852b3e07e21ddd804c4afb.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54b6e13798211ab7a313b83bb958a009.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5013206591edea029e8748159034a308.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d090c9fd3be22879e33f58e23be1bc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)已知常数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e4cc00c283519973f7f8e1274b5c733.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/944d9ff34a45741697f2e5c115af1074.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30334e741241937414a7c09ba4759989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62c70eceeee00d6fcc82d35d24618dcd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
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|
861次组卷
|
4卷引用:上海市金山区2020-2021学年高一上学期期末数学试题
名校
解题方法
5 . 设
,函数
.
(1)若
,求证:函数
是奇函数;
(2)若
,判断并证明函数
的单调性;
(3)设
,
,若存在实数m,n(
),使得函数
在区间[m,n]上的取值范围是
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d04bcc342e046321abc203690916602.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e10e1c43b86a8cd4360ca9b57232164.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44a4eaa80b44625890339d6a0065c241.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb7961cbe98aac6a5fdee94582c341b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d45cf196f21e10ce4031d26fefc22f56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8573eecbc29f522671b3892ec406c50b.png)
您最近一年使用:0次
2022-01-21更新
|
717次组卷
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8卷引用:上海市控江中学2021-2022学年高一上学期期末数学试题
上海市控江中学2021-2022学年高一上学期期末数学试题(已下线)第13讲 函数的基本性质(8大考点)(3)(已下线)第13讲 函数的基本性质(8大考点)(2)(已下线)专题14函数的基本性质-【倍速学习法】(沪教版2020必修第一册)江苏省南通市通州、海安2019-2020学年高一上学期期末联考数学试题(已下线)【新东方】在线数学35江苏省南通市通州区金沙中学2020-2021学年高一上学期第二次调研考试数学试题四川省四川师范大学附属中学2021-2022学年高一上学期12月月考数学试题
名校
6 . 向量集合
,对于任意
,
,以及任意
,都有
,则称
为“
类集”,现有四个命题:
①若
为“
类集”,则集合
(
为实常数)也是“
类集”;
②若
、
都是“
类集”,则集合
也是“
类集”;
③若
、
都是“
类集”,则
也是“
类集”;
④若
、
都是“
类集”,且交集非空,则
也是“
类集”.
其中正确的命题有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8787479bc99a402f769ed9e8d6f94571.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8abaee1c69773edf2ab23813457e7133.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c4c709f7cea25dc7609e99318330fb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eb6bf23a5a12e1ba5413594d7b1a57c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e756357aaab202398e6cded445f9caeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d31bab9f2cbac93b36b02b1383ab5d97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1100379a4385b9ce064847bc21760adc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98c34a5683198a4dfc9ea4b21ce7bc34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2646f41226f24960a6186dc7860ef45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b76d26b78e63683dfacf10d3da6d74d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
其中正确的命题有( )
A.①② | B.①③④ | C.②③ | D.①②④ |
您最近一年使用:0次
2021-09-09更新
|
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2卷引用:上海市上海外国语大学附属浦东外国语学校2020-2021学年高一下学期5月月考数学试题
名校
解题方法
7 . 在
中,
,
,
,
是边
上一点,
,设
,
.
,
表示
;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fffa3d9c32da53b0ea0c338012ea20c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca036d049f5205cf04cb1b9c5cd03f97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c59802bde1dc59ba9000157b08463b2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e7a93a1399ff7a2bde342652479241b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae92f0c583cc9daf980a8621ad96aef5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bd98a891fa65f2fc6688001b03185d0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b12cd088a6f16ee92bb314494426f11c.png)
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|
991次组卷
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9卷引用:上海市大同中学2023-2024学年高一下学期期中考试数学试卷
上海市大同中学2023-2024学年高一下学期期中考试数学试卷湖南省邵阳市邵东市第三中学2020-2021学年高一下学期期中数学试题(已下线)第5课时 课中 向量的数量积(已下线)6.2 平面向量的运算宁夏银川市贺兰县第一中学2022-2023学年高一下学期期中考试数学试题湖北省荆门市2022-2023学年高一下学期期末数学试题【人教A版(2019)】专题06平面向量(第三部分)-高一下学期名校期末好题汇编(已下线)重组5 高一期末真题重组卷(湖北卷)A基础卷江西省靖安中学2020-2021学年高二上学期第一次月考数学试题
名校
解题方法
8 . 已知
中,
,
,
,在三角形所在的平面内有两个动点
和
,满足
,
,则
的取值范围是______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f89deb952f57f4b3fa4887b098b7b91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1682d306c38087d9e6f7efb9cec596a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd70f7ad626879ad8038e96e9b5456bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/020b1f503b5ff22d0895b68f2c65e75c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06b679ce8b885f96eb54d5f77e67c175.png)
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2021-09-08更新
|
458次组卷
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8卷引用:沪教版(2020) 必修第二册 高效课堂 第八章 平面向量 8.5 复习与小结(1)
沪教版(2020) 必修第二册 高效课堂 第八章 平面向量 8.5 复习与小结(1)上海市上海外国语大学附属浦东外国语学校2020-2021学年高一下学期5月月考数学试题(已下线)第八章 平面向量(6大易错与4大拓展)-单元速记·巧练(沪教版2020必修第二册)(已下线)8.1 向量的概念和线性运算-同步精品课堂(沪教版2020必修第二册)(已下线)上海市华东师范大学第二附属中学2021-2022学年高二上学期9月质量调研数学试题上海市洋泾中学2023届高三上学期开学考试数学试题江苏省扬州市宝应中学2023-2024学年高一凌志班上学期10月月度纠错数学试题(已下线)第八章 平面向量(知识归纳+题型突破)(2)-单元速记·巧练(沪教版2020必修第二册)
名校
9 . 四面体的四个面中,直角三角形最多可有( )
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
2021-09-08更新
|
299次组卷
|
2卷引用:上海市上海中学2020-2021学年高一下学期期末数学试题
名校
解题方法
10 . 我们学过二维的平面向量,其坐标为
,那么对于
维向量,其坐标为
.设
维向量的所有向量组成集合
.当
时,称为
的“特征向量”,如
的“特征向量”有
,
,
,
.设
和
为
的“特征向量”, 定义
.
(1)若
,
,且
,
,计算
,
的值;
(2)设
且
中向量均为
的“特征向量”,且满足:
,
,当
时,
为奇数;当
时,
为偶数.求集合
中元素个数的最大值;
(3)设
,且
中向量均为
的“特征向量”,且满足:
,
,且
时,
.写出一个集合
,使其元素最多,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1be0a1f60498f041589dccfb67c3bbde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50faa5111383084d53ee8a26434a617b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d483285e0e25aa74c75d3368dd6205bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50faa5111383084d53ee8a26434a617b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/576a174f70ea49c333046a7e1ec62d92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f49fe7103cc7ee651e8439a55c2a309e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/962848ecd2c3e636df8574d3e5348ffa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d935c381da3d9373c2147d25dd07714.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71d1197f0849725db71c29c0eaf7561.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eee8f3d77056e708ed29290fc314d80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3899fa225ad8f95f8d4d448808becebe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b36b33e38fb99947ad5cecf0e86cf2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/574dd4734831662d4d4cf2f8fda97632.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7741a2d39d8f0b1cc77af746efe629d0.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8abaee1c69773edf2ab23813457e7133.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dbd4f6dbf1c8a007f453adbe4736a67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe90b06814f2067a471cffa639fd235a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72b79675934e436ed9788ea0d3fde6c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2563777fd5675f04e4abe4331899241f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69cd69465b3cd5e5493b763ef83caa3b.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32e5108b9554f792cf2983ba3389b9ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e47cd514b2920609e3781c87df6ab70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8acd9af497a2f40eb407d47476f0f4cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4336fe2e523f296e762fb4f3968a5f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdca1393b642fbc6784de187fceef56c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69cd69465b3cd5e5493b763ef83caa3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b38ea10e8fca3e7c46d57d3720457bb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69cd69465b3cd5e5493b763ef83caa3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d56143137af67c65ae0feca9ec96c89f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8acd9af497a2f40eb407d47476f0f4cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4336fe2e523f296e762fb4f3968a5f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b38ea10e8fca3e7c46d57d3720457bb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4363cb382c4f87ab555045a11db7c5c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
您最近一年使用:0次
2021-09-06更新
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1140次组卷
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4卷引用:上海市上海中学2021-2022学年高一下学期期末阶段练习数学试题