名校
解题方法
1 . 已知向量
,
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/076515f98ffae940a51d2c855eb23b53.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4f6d2cf59f05231ed6338bb75234e3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2528e2889cbb92fac0d415e67cc91e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a6f30f1d3945bb166bfa1d91e878fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6433f98b702100f5fba0844361be7051.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/076515f98ffae940a51d2c855eb23b53.png)
您最近一年使用:0次
2 . 已知三点
,曲线
上任意一点
,满足
,则曲线
的方程为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/889f07c41dbea6015eafb19323f3438f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d259822ab64b8626f3893b8432673358.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dae41aab1eb0d05b4fa2f2b0c683154.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
3 . 已知平面向量
与平面向量
的夹角为
,若
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a1c7a86e7df9c0b524a400cc1f58a2a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a92e6eba8dab638fd66831cd3a0b6d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/427fa45527d0ce469bfd060bf6f991f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/964b31705ea5f9a1ea20a8572c5e7ed5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52f0f1b1ad7f45a40c7693e10705014.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9151e11bffb977a2d97f7677d23cbcd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a1c7a86e7df9c0b524a400cc1f58a2a.png)
您最近一年使用:0次
4 . 已知向量
,
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27926f78a527f24ce756a41a505a3924.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1c9d3ae0ef8ec85fba86e1565a5ed07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4563ee7fa7095a655dc0427d1c97004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
您最近一年使用:0次
5 . 已知平面向量
,
,向量
与
垂直,则向量
的模长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a25d09a7e1ee223732e9ed44b6c904f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da45c319a8a244ef2410916d2d50c5ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d489c43eb011491d16393bfba6774c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d489c43eb011491d16393bfba6774c5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 已知向量
,
,且
,则
的值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2953eb9a3dc715b6408e0024844e563e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56bed747b89364dabba83927634b8f48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bb58883caf5c8ca1e94389839d294b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d5fa3de8948f50d1ce79822ff88aa91.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2017-04-14更新
|
1241次组卷
|
5卷引用:云南省2017届高三第二次复习统一检测文科数学试题
14-15高一上·天津红桥·期末
名校
7 . 向量
,
,若
是实数,且
,则
的最小值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db97bc44aef21ea8f69d1ad67b585b62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88f2af04630781a59c330b2203c787ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e20c777c59e77870e471a42234b27ddf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe34e1821a4d4948ef08bec61c868f6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2017-02-16更新
|
827次组卷
|
7卷引用:2016届云南省曲靖一中高考复习质量监测六文科数学试卷