名校
解题方法
1 .
与
的夹角为锐角,
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6fcec24159ada8e1d4caf18008a2137.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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2 . 已知复数
满足
,则
的虚部为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/315f43e5af045f0a7e2195223630cd42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
您最近一年使用:0次
名校
解题方法
3 . 已知函数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/800873ce02ed63eda88ea3976d1a17e3.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f346995b45341dad7e7c8edfbcac6a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/800873ce02ed63eda88ea3976d1a17e3.png)
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7日内更新
|
285次组卷
|
2卷引用:辽宁省凤城市第一中学2023-2024学年高三下学期期初考试数学试题
解题方法
4 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18ac2817c37f1e8ceaf0b2ad0719945.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7c73c1ef3fc6763dbfb042719abaa63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18ac2817c37f1e8ceaf0b2ad0719945.png)
您最近一年使用:0次
5 . 设
为曲线
:
上一点,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37b0073fed28fd0caeade3216a5a5b2a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7349696cf14aca140c1e74603caf66a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f4c1016bf87b416cff0f3fa79d3ef9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/513eafd10fa1ec0196562865517e0b09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/216fecd4e03907236a368d8a70d919a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37b0073fed28fd0caeade3216a5a5b2a.png)
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名校
6 . 已知向量
,
,
,若
三个向量共面,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b014d00c7730189d08d0af9ac76f465.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c62db793887f54878fd020cd5d09811d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9acbd3d31d44fd6b76987baa09d9105.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e12e95f703ad30ab9a3d38376830989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
您最近一年使用:0次
2024-06-05更新
|
137次组卷
|
2卷引用:广东省湛江市第一中学2023-2024学年高二下学期开学考试数学试题
7 . 某地为了更好地开发当地的旅游资源,决定在两座山头建一条索道,现测得两座山高分别为
米,
米.从山脚下的
处测得
处的仰角为
,
处的仰角为
,
,点
,
,
在同一水平面内,
,
,则两座山的山顶
,
之间的距离是______ 米.(参考数据:
,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e2d4c69dc4cd1985c5877f49e22634.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/664ef8298f9c6eef667861e1da9bd8a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/903c1bb6f9fe8f9b9710683a3e601452.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4794cf7c57bdd4825d9e6615e2527a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/624b88c1ded9f65fe34586bc4d7b20e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d56fffeca88040c5e70b1d240bcac66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76fe9cc87f8e8389c94efa7e7caab2a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad548d3bb499aab6d0baf4032be99bfd.png)
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名校
解题方法
8 . 从写有数字1,2,3,4,5的5张卡片中任选2张,其上数字和为偶数的概率是________ .
您最近一年使用:0次
名校
9 . 已知
,若对任意
,
,则
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6665f58c63415e0a4aa3c94b30815218.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
10 . 已知向量
满足
,
,则
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8e8b95a61af300412fc65f846089028.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7958a6bddd1d578bbd6fbcb92e3f6a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2396cac4b185cf1f1a67dad9248481c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cce3ad3b386c7a4b415e977b6a8d849d.png)
您最近一年使用:0次