已知向量
满足
,
,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23c5d7ba714351d679bbbb287af5aaec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eed4224248fe3bbc348eda59425fd726.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98fe6c406e1d1b1007eb3876687a5d7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4051a3d29e6910a9272f0e04d350f88c.png)
22-23高一下·重庆·阶段练习 查看更多[2]
更新时间:2024-03-23 11:00:43
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填空题-单空题
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适中
(0.65)
解题方法
【推荐1】已知平面向量
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7787902056794fd718bfeec12825522b.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fef64204eea127dd7e9ad5172d1d15a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e3841e977292b6f3072da7456326e19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7787902056794fd718bfeec12825522b.png)
您最近一年使用:0次
填空题-单空题
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适中
(0.65)
名校
解题方法
【推荐2】已知
是边长为
的等边三角形,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01a9d11c1fdda8f3bb2ef921bc75f816.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01a9d11c1fdda8f3bb2ef921bc75f816.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
【推荐1】
中,D为边AC上一点,BD平分
,且
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c978d92edf0c4c1ef8620c17df75d35e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4aca5534bce25acaeb7379deed8f8f.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f68ef8804d1421b94aabf99fe0bf984.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c978d92edf0c4c1ef8620c17df75d35e.png)
您最近一年使用:0次