名校
解题方法
1 . 已知函数
.
(1)求
在点
处的切线方程;
(2)求证:当
时,
.
(3)若
时,
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27b1d897bf1170f96cac0c36823a512a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)求证:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/173f99d0a0cf852179fe8cf28d7c5332.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0616c29e392039cf12339c78cf26b7d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-04-04更新
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2卷引用:上海市吴淞中学2022-2023学年高二下学期期中数学试题
名校
2 . 已知
,
.
(1)求函数
的单调区间;
(2)①容易证明
对任意的
都成立,若点
的坐标为
,
、
为函数
图像上横坐标均大于1的不同两点,试证明:
;
②数列
满足
,
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb8b8645a4cd5e41664b349bc1d2c4ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a20457d180264f78d611dc7893d735.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(2)①容易证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be1d8c6384d7fabddb693b2b7fcdf4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c832f2474efe89961ef41e884da7660c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59f662ae83689b19b2a4a9b37a3a9b70.png)
②数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4b74ed1cf474f645df5ef7100c0d23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cfb19f0c37a72b33083ae9319f11a74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b3360833401d932ae800aefe4ae8f24.png)
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2023-08-03更新
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4卷引用:上海市七宝中学2022-2023学年高二下学期期中数学试题
名校
3 . 若定义域为
的函数
满足
是
上的严格增函数,则称
是一个“
函数”.
(1)分别判断
,
是否为
函数,并说明理由:
(2)设
,若函数
是
函数,判断
和
的大小关系,并证明:
(3)已知函数
是
函数,过
可以作函数
的两条切线,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d0c99ddd028f0bc3b1d64924ff0f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
(1)分别判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2378646933425e8a11d642b90432a152.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/842f20228995cb020d8963f332d12189.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bf3215b7ec3903a56edd78345e2e473.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9131181855dfd6c6a950eecc3865e4b0.png)
(3)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5a90aeba435af22d6bcdb7b91650b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23b4f86e48e2b0d63c1865c60ed1e4d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5a90aeba435af22d6bcdb7b91650b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e0205d1b86c1841cf3dabdf0bf37710.png)
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|
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3卷引用:上海市位育中学2024届高三上学期期中数学试题
上海市位育中学2024届高三上学期期中数学试题(已下线)第五章 函数的概念、性质及应用(压轴必刷30题9种题型专项训练)-【满分全攻略】(沪教版2020必修第一册)河南省周口市川汇区周口恒大中学2023-2024学年高二上学期期末数学试题
4 . 令
,取点
过其曲线
作切线交y轴于
,取点
过其作切线交y轴于
,若
则停止,以此类推,得到数列
.
(1)若正整数
,证明
;
(2)若正整数
,试比较
与
大小;
(3)若正整数
,是否存在k使得
依次成等差数列?若存在,求出k的所有取值,若不存在,试说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81172737954597d9945d1e7ef7f8870e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54364c514cf424a383b62eb171855b6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b39ba093712877b13d44f5106003b37d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06bb57ca145e6f036ffcc3bcda07697d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae4896c985553d81e9d919b805035fde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f44fb0f257fb855e68909a4f95c5b2c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
(1)若正整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72ac49ab7c8001c209b8611b9ea40d85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/456ed50e1ec3e101f32e930614eebcf9.png)
(2)若正整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72ac49ab7c8001c209b8611b9ea40d85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/681ae1522a36768618f7ddaf74abbb7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4adf1e4c54010243a8f6c9a1c8482143.png)
(3)若正整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/835c74bbb8c61dd2d2f008664a8c8810.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0491afc82c83e4a3b2a2a7e50579006.png)
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名校
5 . 已知函数
.
(1)当
时,求函数
的图像在点
处的切线方程;
(2)讨论函数
的单调性;
(3)证明:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21a157c0fec42e5016e1065bd5255d12.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c6b6a11760d0724b0b60e55970e229.png)
(2)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(3)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5d0927eb72f0513e56ebe87ae69443.png)
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|
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3卷引用:上海大学附属嘉定高级中学2024届高三上学期期中数学试题
上海大学附属嘉定高级中学2024届高三上学期期中数学试题(已下线)山东省济南市2022-2023学年高三上学期期中数学试题变式题19-22上海市敬业中学2023-2024学年高二下学期5月月考数学试题
6 . 设函数
,其中a,b为实常数.
(1)若
,求
的单调区间;
(2)若
存在极值点
,且
其中
.求证:
;
(3)设
,函数
,求证:
在区间
上的最大值不小于
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbb0722250e8d625c848e34cb186504c.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3ac53ee6e74fbdefe0109ab93a7809f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/944ede342597c070831052dc06bca45d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30d0ce3e2898e0085cce77ea00b6099a.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29b56f1b73c0341b4c4093ed25f689fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb87c830a03204a5b783ad4c2ba49c4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
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2023高三·全国·专题练习
解题方法
7 . 已知函数
.
(1)求
的单调区间;
(2)若
在
上恒成立,求实数m的取值范围;
(3)设
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/394d94d38a9a9e27f791e02c1e07e5a6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc9ede2e55724383dd1093fc7fcdb59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e82c4003d20b36777f7aea584e3dd4.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3808fc8b09612d085433ed1ffba88a8a.png)
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名校
解题方法
8 . 定义:若曲线C1和曲线C2有公共点P,且在P处的切线相同,则称C1与C2在点P处相切.
(1)设
.若曲线
与曲线
在点P处相切,求m的值;
(2)设
,若圆M:
与曲线
在点Q(Q在第一象限)处相切,求b的最小值;
(3)若函数
是定义在R上的连续可导函数,导函数为
,且满足
和
都恒成立.是否存在点P,使得曲线
和曲线y=1在点P处相切?证明你的结论.
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16e3eea6e9e68deb9799e4492f596c48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c13ca144c2fe2e7a2a42cb25785ec4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b466f39f2a89f9acc35986098b1a31b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f786a5701dc1a8a015e8843c3360151b.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d0c99ddd028f0bc3b1d64924ff0f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a401146416b25488b8b21501e5d9ab4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cda01771ec500241e3b99d0b63ea3a8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcf2dd9defca825ed67709b3b67d2b4e.png)
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2023-05-28更新
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4卷引用:上海市奉贤中学2023届高三三模数学试题
上海市奉贤中学2023届高三三模数学试题(已下线)上海市华东师范大学第二附属中学2022-2023学年高二下学期期末数学试题上海市上海中学东校2023-2024学年高二下学期5月月考数学试卷(已下线)上海市高二下学期期末真题必刷04(压轴题)--高二期末考点大串讲(沪教版2020选修)
9 . 通过平面直角坐标系,我们可以用有序实数对表示向量.类似的,我们可以把有序复数对
看作一个向量,记
,则称
为复向量.类比平面向量的相关运算法则,对于
,
,
、
、
、
、
,我们有如下运算法则:
①
; ②
;
③
; ④
.
(1)设
,
,求
和
.
(2)由平面向量的数量积满足的运算律,我们类比得到复向量的相关结论:
①![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cb72256695bffefefffc1572fc08f45.png)
②
③
.
试判断这三个结论是否正确,并对正确的结论予以证明.
(3)若
,集合
,
.对于任意的
,求出满足条件
的
,并将此时的
记为
,证明对任意的
,不等式
恒成立.
根据对上述问题的解答过程,试写出一个一般性的命题(不需要证明).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbee4027127a0bce1cdc3fc50d28c5dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd1d1ef701f3618fa1884a3791d366aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd1d1ef701f3618fa1884a3791d366aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaa0a749b475d60688fac80c38156eea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a67a742d2a43e907fb1c3a1bdf1d6a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b29a77cfdb8d2a0b684389921e1496c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7def0e6fc765f99565eaa1d498e291c.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaaebd6ed5e92ec8986cbe043ab574ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5b8ba665154ad6f7ccb8ca422837e7c.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcd637dcc0c2703912c91ad32bbd7dc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcc6b415aea966f160e3f3085cef1f6e.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fad6cc9ce836150c84f3c7b354e15057.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b017a79eadd64416f98c7acb0f5bdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9cd8bbf47b69bbd7a6263b041290d11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c39d1d88189726ae99c309644fca3494.png)
(2)由平面向量的数量积满足的运算律,我们类比得到复向量的相关结论:
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cb72256695bffefefffc1572fc08f45.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b55031cf0985ff92dd0c16f1ad4d01b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d7e78abccf1d9228fdf68e7ecf58465.png)
试判断这三个结论是否正确,并对正确的结论予以证明.
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f943fd00c91acee53d2e9f4b31a5437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb8ed19b9d61c48d77a9fc37335f47f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d1e98efe26c2c1442f6a73f09ec8d01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40891013fa6a2a7ccee812efe7643e04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b6dbee41d492940e58103a9aaa2e7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b452962126ea36badc6354f5e2b1d80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d1e98efe26c2c1442f6a73f09ec8d01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ab37842e5e918ff46a4089e234d04b.png)
根据对上述问题的解答过程,试写出一个一般性的命题(不需要证明).
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2023-07-06更新
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7卷引用:上海市闵行区2022-2023学年高一下学期期末数学试题
上海市闵行区2022-2023学年高一下学期期末数学试题(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)(已下线)专题01 复数-《期末真题分类汇编》(上海专用)(已下线)专题7.4 复数运算的综合应用大题专项训练-举一反三系列-(已下线)第06讲 第七章 复数 章节验收测评卷-【帮课堂】(人教A版2019必修第二册)(已下线)第12章 复数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03 复数-《期末真题分类汇编》(人教A版2019必修第二册)
10 . 利用平面向量的坐标表示,可以把平面向量的概念推广为坐标为复数的“复向量”,即可将有序复数对
(其中
)视为一个向量,记作
.类比平面向量可以定义其运算,两个复向量
,
的数量积定义为一个复数,记作
,满足
,复向量
的模定义为
.
(1)设
,
,
为虚数单位,求复向量
、
的模;
(2)设
、
是两个复向量,
①已知对于任意两个平面向量
,
,(其中
),
成立,证明:对于复向量
、
,
也成立;
②当
时,称复向量
与
平行.若复向量
与
平行(其中
为虚数单位,
),求复数
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1b39933abd56981a8bbcddf4b034df6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22b354e6c7519f6058962733b8eedbbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2adcabafb9c785403537056956f8ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2adcabafb9c785403537056956f8ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55057ec154953c92b784c20e74022a07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e2686fae5b5a60eea63ee275d14a16e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6094fa06ad6299c9ff0779f2fb7803d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2780422eefb9e85b89074a1ba2a159d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb467f8f90ba3c6ed8dcd5e9b385c5c0.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d79c521ef5ce4bca9c630b2d6d85ecc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d569aa59af59fc96bc386dc44826be4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2780422eefb9e85b89074a1ba2a159d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433a8c622b44e1aa29e9989e6978dd7b.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2780422eefb9e85b89074a1ba2a159d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433a8c622b44e1aa29e9989e6978dd7b.png)
①已知对于任意两个平面向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7ec6dba44a83ae69146c26a2eec325c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66717aa3e7a771427c1d4433c77a5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37d215887efb4ca0fa81dcda682c0b97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e255fd67f8f2318ebdb67c4a8c8496cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2780422eefb9e85b89074a1ba2a159d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433a8c622b44e1aa29e9989e6978dd7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad269c926dec642f20307ca2f46b9be5.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1340bf265d293daa2d0811324e2b0c25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2780422eefb9e85b89074a1ba2a159d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433a8c622b44e1aa29e9989e6978dd7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77b3a6ecb6225c55fa164d801dff391.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c0bebf14123935855b47e51c3bd2cfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707aed47159fae11f47e464c548a0b95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
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14卷引用:上海市上海中学2022-2023学年高一下学期期末数学试题
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