1 . 经过点
和
的直线的倾斜角为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4ca651bfc89628a3b05c6e87ce5d6f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4e9b5ce6c786be4588150ea33b0a3aa.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
23-24高二上·上海·课后作业
2 . 已知坐标平面内三点
,
,
.
(1)求直线
,
,
的斜率和倾斜角;
(2)若
为
的边
上一动点,求直线
的斜率的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a16a46f03535c5af872fa8fa9f21a431.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d3bfa155ad67018da4d65815c5e5b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9946c5404c864e31e146ded1e58e5bf4.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
您最近一年使用:0次
3 . 过抛物线C:
焦点F的直线与C交于A,B两点,点
,且
,则直线AB的斜率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62c2f156b05838deaae6a35acad242af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad9d72cf1e10153962c9f469ca97ea99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/188cb9d382147942736d0c5edd806707.png)
您最近一年使用:0次
23-24高二上·上海·课后作业
解题方法
4 . 数学家华罗庚曾说:“数缺形时少直观,形少数时难入微.”事实上,很多代数问题可以转化为几何问题加以解决.例如,与
相关的代数问题,可以转化为点
与点
之间的距离的几何问题.结合上述观点,函数
,
的值域为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/903bccc24f8d05f44da3df48be7e9163.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17375498fcd71a15ba331cdbab76fc10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/defe1255c37316e477577f39db0e2971.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd5304fc67917fc843821a3f23649390.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c8736560b123a7172067af2e6de0ff8.png)
您最近一年使用:0次
5 . 已知
,
,则直线
的倾斜角为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/913f78382630e50543e5f7192cae3ed3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9605d38c1f5f2554e3026d8653a2e5ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 已知点
在圆C:
上,点
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb4945ae9388bd0fbdacb79caa9af22a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a0d256036d52b784b8c68bfc8db69d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6938eeb65411eeac15e140cf1db99773.png)
A.直线![]() ![]() |
B.点![]() ![]() |
C.当![]() ![]() |
D.![]() |
您最近一年使用:0次
7 . 斜拉桥是桥梁建筑的一种形式,在桥梁平面上有多根拉索,所有拉索的合力方向与中央索塔一致.如图,一座斜拉桥共有10对拉索,在索塔两侧对称排列,已知拉索上端相邻两个锚的间距
均为4m,拉索下端相邻两个锚的间距
、
均为16m,最短拉索
满足
,
,若建立如图所示的平面直角坐标系,则最长拉索
所在直线的斜率为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/4/d32d315d-c143-4eef-9a6b-1f4bfac716b2.png?resizew=419)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2622b9c29b53520fedbedc027ad6729b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62db531f04c3b123c92c067c8195db4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6ac2a47adf396cca2dff348be266c0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68634c2c23d016c50668fbfc198e3dc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a01bf5fb24ac6fc1fdb94dbe074da6ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abc626bcf0b839ef9a59f1069acd3c04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/607493c6a110c74b6cee017151e67170.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/4/d32d315d-c143-4eef-9a6b-1f4bfac716b2.png?resizew=419)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
8 . 过
、
两点的直线的斜率为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57aa8cde3db3f55744c4ea4759a7ced2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd511f3c85a0c2e237d263b6b30475b2.png)
您最近一年使用:0次
2024-03-06更新
|
212次组卷
|
4卷引用:浙江省临平萧山联考2023-2024学年高二上学期期末数学试题
9 . 已知直线
过点
,
,则直线
的倾斜角为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/065616071ffc506e86c394f0dc310ced.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08ef03f452410ab19c6246567c427178.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
10 . 已知椭圆
的离心率为
,
、
是左、右焦点,
为椭圆的下顶点,连接
并延长交椭圆于点
,则直线
的斜率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3656055f5256cd06e636ea96e9f89c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cabea664e61863b3b3279dbce607924e.png)
您最近一年使用:0次