名校
1 . 在
中,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16ca90e8a784f990c4097eec9219908d.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced06b71073e1bb777f326f06016ce17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d70dc2c20619a4fc12a0cfda59af5b69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acb4162c72ae8f072ce33136a21c2b47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16ca90e8a784f990c4097eec9219908d.png)
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名校
2 . 向量
在
方向上的数量投影为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09833c6f54f46d1c9b427d18c1725297.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e3b2d37bb01fa4ccfb57bc364d8078.png)
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解题方法
3 . 已知
,且
,则
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48e533b8b204982c7d42001a20b9548a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66d76ee2e81f447f84a3e0b39c0388ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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4 . 直线
的法向量可以为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f42457c945c02fd46fb018712e73171.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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5 . 数列
是首项为
,公比为m的无穷等比数列,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b31463b348f21711420670df9d7d03a8.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b889efe020137b112bfafaa8e0becda4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8364a6ab3d52f1afc73e6edb55e7831c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b31463b348f21711420670df9d7d03a8.png)
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6 . 已知函数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0fb12a57c08f24b026b9f75116b9d27.png)
________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b1c079afd1b058adc67a50f48f3d466.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0fb12a57c08f24b026b9f75116b9d27.png)
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7 . 满足方程
的x的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0341142f7a255dd306c4645de015ba16.png)
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解题方法
8 . 已知
,
,且
是奇函数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f8066c2d6115e3ede16f0bfa2f42f4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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解题方法
9 . 已知
是边长为3的正方形
内(包含边界)的一点,则
的最大值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e83b9f01e806bf74042ba41b26423022.png)
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10 . 设
表示
在
处的导数值, 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54866df4c6165d66f182ff9b7744f98e.png)
___________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a52bf388042370388a97a5c065ffb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11abb76da45ffa52b47c3a6b9a03ac7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb12f137d94b605aecc5e0bf1aca91a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54866df4c6165d66f182ff9b7744f98e.png)
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