名校
1 . 过点
的直线
与曲线
交于
两点,且满足
,则直线
的斜率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c741964f3a1bec39a6f058d8284475.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4917bc78508f92511c3a012637a24603.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39ad97d4b3ee2fe1a5f4d9a0f39e8d85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5acbda2811e4a1f64859a8e643fd7e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-11-15更新
|
424次组卷
|
3卷引用:四川省成都市第七中学2022-2023学年高二上学期期中数学理科试题
2 . 关于直线的倾斜角和斜率,有下列说法:
①两直线的倾斜角相等,它们的斜率也相等;
②平行于x轴的直线的倾斜角为
或
;
③若直线过点
与
,则该直线的斜率为
.
其中正确说法的个数为( )
①两直线的倾斜角相等,它们的斜率也相等;
②平行于x轴的直线的倾斜角为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d9fe18dd76c139276b8e7dedca41fc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9d224009c445d6a65086f7ccf9c726.png)
③若直线过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed9ed598e64da6f04c189c3dc41e2284.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52db68b8db7fc18b9a93541ad62086ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46a3af8ffa3257752d234264406db10e.png)
其中正确说法的个数为( )
A.3 | B.2 | C.1 | D.0 |
您最近一年使用:0次
2022-10-20更新
|
552次组卷
|
3卷引用:四川省成都市简阳阳安中学2022-2023学年高二上学期10月月考数学试题
四川省成都市简阳阳安中学2022-2023学年高二上学期10月月考数学试题(已下线)2.1.1 倾斜角与斜率(7大题型)精讲-【题型分类归纳】2023-2024学年高二数学同步讲与练(人教A版2019选择性必修第一册)上海市东华大学附属奉贤致远中学2023-2024学年高二上学期期中考试数学试题
3 . 直线
过点
,其倾斜角为
,现将直线
绕原点O逆时针旋转得到直线
,若直线
的倾斜角为
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a73d293f5eb009f13405579aa20f70c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9d6a51d09c41c18ddbb80e21e3412ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92979861084932034eec820c30c7ae89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8dd0c52aca1675c17b9a019aa7901e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.![]() | B.![]() | C.2 | D.-2 |
您最近一年使用:0次