如果向量
,且
,那么
的值是 _____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0cec9fdeb1bf260d42a1df2ae5f8ade.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6433f98b702100f5fba0844361be7051.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09fa603be1a430d435224120be4babb5.png)
更新时间:2019-10-09 17:06:18
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填空题-单空题
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解题方法
【推荐1】已知,且
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适中
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【推荐1】在
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_____ .
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填空题-双空题
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适中
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名校
【推荐2】设函数
.
(1)若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e46d0336ea9893b942b928a9ee57a1c.png)
___________
(2)函数
的值域为__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f3dc5ea151914f1074122c423e4a17f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/232725e55a716a1d110c4a174305de7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e46d0336ea9893b942b928a9ee57a1c.png)
(2)函数
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填空题-双空题
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适中
(0.65)
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解题方法
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___________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6ae98bc3a8c4b9940b6b4f6edcaa75e.png)
___________ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a6aa92816f29ac8d2127c279cd6fd81.png)
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【推荐2】若
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______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
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您最近一年使用:0次
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适中
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【推荐1】在
中,
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___________ .(用
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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【推荐2】如图在平行四边形ABCD中,E为CD的中点,
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