1 . 已知直线
与圆
交于
两点,
为坐标原点,则
等于_______ ,
等于_______ .
![](https://img.xkw.com/dksih/QBM/2016/3/14/1572536189100032/1572536195072000/STEM/a5690fde63a5432599e2b0ad1f1db66b.png?resizew=200)
![](https://img.xkw.com/dksih/QBM/2016/3/14/1572536189100032/1572536195072000/STEM/f4ebb533a5134af687c085427d9c3f8c.png?resizew=75)
![](https://img.xkw.com/dksih/QBM/2016/3/14/1572536189100032/1572536195072000/STEM/eb40c4dadc6840b98bee0b3b791f4fe5.png?resizew=40)
![](https://img.xkw.com/dksih/QBM/2016/3/14/1572536189100032/1572536195072000/STEM/8f62d4b8c42543d18d1b025d5deb4b1a.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2016/3/14/1572536189100032/1572536195072000/STEM/7b4511ab32fb4880a6b8374c6df3e139.png?resizew=36)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/297bc912cb09546db07e4fb6be67af40.png)
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2016-12-04更新
|
307次组卷
|
2卷引用:2016届浙江省湖州中学高三上学期期中理科数学试卷
2 . 已知
,且
,则![](https://img.xkw.com/dksih/QBM/2016/3/14/1572535899914240/1572535905583104/STEM/3176af00d2894b508f9a0905bed2fd8a.png?resizew=51)
______ ,![](https://img.xkw.com/dksih/QBM/2016/3/14/1572535899914240/1572535905583104/STEM/a59326f2a2e24734b0f981d41b3ee951.png?resizew=41)
______ , ![](https://img.xkw.com/dksih/QBM/2016/3/14/1572535899914240/1572535905583104/STEM/97bcf747a18d4db584665e4247e0f39c.png?resizew=43)
_______ .
![](https://img.xkw.com/dksih/QBM/2016/3/14/1572535899914240/1572535905583104/STEM/467f8a13cffb447cbe11f9cc127fe777.png?resizew=60)
![](https://img.xkw.com/dksih/QBM/2016/3/14/1572535899914240/1572535905583104/STEM/6f34c914c5ff4789958bdc256e196dd5.png?resizew=92)
![](https://img.xkw.com/dksih/QBM/2016/3/14/1572535899914240/1572535905583104/STEM/3176af00d2894b508f9a0905bed2fd8a.png?resizew=51)
![](https://img.xkw.com/dksih/QBM/2016/3/14/1572535899914240/1572535905583104/STEM/a59326f2a2e24734b0f981d41b3ee951.png?resizew=41)
![](https://img.xkw.com/dksih/QBM/2016/3/14/1572535899914240/1572535905583104/STEM/97bcf747a18d4db584665e4247e0f39c.png?resizew=43)
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名校
3 . 已知
中,
,
,点
为线段
上的动点,动点
满足
,则
的最小值等于_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7652bbae10722db2cf0458d9da4a54c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0b87a2a595f8b1d14e09a865ca489a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0164b36cebbbcf58e9c04c45b45af60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0e27ba6ce5a537ba70bb80b5bb2775.png)
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2016-12-04更新
|
1220次组卷
|
6卷引用:2016届浙江省温州市高三一模理科数学试卷
2016届浙江省温州市高三一模理科数学试卷浙江省杭州市第二中学(东河校区)2018-2019学年高一上学期期末数学试题上海市建平中学2021届高三三模数学试题上海市大同中学2021届高三三模数学试题(已下线)课时27 平面向量的分解定理及应用-2022年高考数学一轮复习小题多维练(上海专用)上海市行知中学2022届高三下学期期中数学试题
4 . 设
,
为单位向量,且
,
的夹角为
,若
=
+3
,
=2
,则
•
=
,向量
在
方向上的射影为____ .
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/49cef49f0d144d2c9bea6de99c74d0f8.png?resizew=19)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/dd87794ba3da49ec8934aa1bfa5c282f.png?resizew=19)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/49cef49f0d144d2c9bea6de99c74d0f8.png?resizew=19)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/dd87794ba3da49ec8934aa1bfa5c282f.png?resizew=19)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/3853e016da5f4ced95cf2f27e5e17990.png?resizew=18)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/d4f5828e2cdd41f1854872f0c7a55bc2.png?resizew=10)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/49cef49f0d144d2c9bea6de99c74d0f8.png?resizew=19)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/dd87794ba3da49ec8934aa1bfa5c282f.png?resizew=19)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/4c601a6e12024d40a95fcdf97cf01fd3.png?resizew=10)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/d39a5382c3764174a483aa8789dbdea6.png?resizew=19)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/d39a5382c3764174a483aa8789dbdea6.png?resizew=19)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/44a266aed7d243ef802993c5a1fb1408.png?resizew=19)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/08942d6e30c14664b691255ee0111551.png?resizew=10)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/77b3fb1ac39a4caf8d71de56f4495c5e.png?resizew=10)
![](https://img.xkw.com/dksih/QBM/2016/2/23/1572491963760640/1572491969536000/STEM/4c601a6e12024d40a95fcdf97cf01fd3.png?resizew=10)
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解题方法
5 . 函数
的最小正周期为______ ,最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ac50ee9dd71afbf6164ab18267eacd6.png)
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6 . 设
,
,
为平面向量,若
,
,
,
,则
的最小值为_____ ,
的最小值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dc64abe49847ade9b78678ba1f8e0e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf98be38b1f78afdab7aee33fd4eac00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c79a3df984288055b7bcfa602866bc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c093e6eb2f2e263f2429553f199f835.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e163ee5d616dff1d982182243a98ff7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b195aa36a3c2753ebf08cb464c52ad1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c39d1d88189726ae99c309644fca3494.png)
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7 . 设函数
,则该函数的最小正周期为_____ ,
在
的最小值为_____ .
![](https://img.xkw.com/dksih/QBM/2016/4/8/1572584791744512/1572584797732864/STEM/99f1dab3bea64b15876ccf258e250c04.png?resizew=127)
![](https://img.xkw.com/dksih/QBM/2016/4/8/1572584791744512/1572584797732864/STEM/c6ac3d668c5c4c05890cee188336005c.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2016/4/8/1572584791744512/1572584797732864/STEM/4d460cb5059b4816afa6ec97e513ae05.png?resizew=40)
您最近一年使用:0次
2016-12-04更新
|
381次组卷
|
2卷引用:2016届浙江省临海市台州中学高三上第三次统练文科数学试卷
8 . 已知
,
为锐角,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15e976891142f43f8b63cbadf4a040fe.png)
_____ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9239f49bfad1ce7e03314d1b8a57bc27.png)
___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b178467f37296a77aeadccdcf5fc774.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15e976891142f43f8b63cbadf4a040fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9239f49bfad1ce7e03314d1b8a57bc27.png)
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2016-12-04更新
|
413次组卷
|
2卷引用:2016届浙江省嘉兴一中等高三第一次五校联考理科数学试卷
9 . 函数
的图像向左平移
个单位,所得曲线的一部分如图所示,
的周期为______ ,
的值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f66b238e478a7656add8bb3a11f3b82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://img.xkw.com/dksih/QBM/2016/1/15/1572440390057984/1572440395595776/STEM/7a65b835586e473a87783515289b1ef4.png?resizew=133)
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10 . 已知非零向量
,
,
满足
,
,
,则
的最小值是______ ,最大值是____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf1c55a9af9db9c6b93f9ed6126a518f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6647d702519f583c8965cd649d96e73a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab8992a2edd30bcc051bbe1face15300.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83634e314df24df73ae37d25a44d20e3.png)
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