名校
解题方法
1 . 若两条平行直线
与
之间的距离是
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bf5c1d124e8e023fe8e8c5ef3412813.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50879915cf2322345767fbd65bf5f36e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/257980b104dfb4920be1c6724b758477.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b91d650c2fc1a741fabdb333b09aeb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bf5c1d124e8e023fe8e8c5ef3412813.png)
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名校
2 . 已知等差数列
,记
为数列
的前n项和,若
,
,则数列
的通项公式为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751901ec00dad9e1774528a549dbbcab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
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3 . 以椭圆
长轴的端点为焦点,以椭圆的焦点为顶点的双曲线方程为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3160d5fcc82f49cfd08ff7c0fe8cb31e.png)
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解题方法
4 . 抛物线
的方程为
,过点
的直线交
于
两点,记直线
的斜率分别为
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42102c1c07562853219ca5918803a27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d059a0d71bddb677c603d84fac444b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5a5e484dfef494d27bc35ae7b8cf75d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90963760acac7bfad3ae03088c6c80b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4757181824e15e0f21e5bdd55448783.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-02-06更新
|
768次组卷
|
3卷引用:湖北省部分市州2024届高三上学期期末联考数学试题
湖北省部分市州2024届高三上学期期末联考数学试题江西省上饶市广丰区私立康桥中学2023-2024学年高二上学期期末模拟数学试题(已下线)3.3.2 抛物线的简单几何性质【第三练】“上好三节课,做好三套题“高中数学素养晋级之路
5 . 向量
在向量
方向上的投影向量的模为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b672cad6176e0fa26c169de3ef4b6b48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd42e9c6b31373438f4d26dabe3378e3.png)
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6 . 在平面直角坐标系
中,已知点
,横坐标非负的动点
到
轴的距离为
,且
,记点
的运动轨迹为曲线
.
(1)求
的方程;
(2)若
是
上两点,且线段
的中点为
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99296bab1b42898e7ca336a822510258.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/791557dfabd573162b8b424092e2274c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ae6f48b9a53c0155a692509cf31f7e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/625ca4aa60747efdd8e9aa922288f39c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
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解题方法
7 . 直线
与圆
的公共点个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85a612907be183f2104229b74d4194b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9ab11ba6b230c4309e1b899eb58daae.png)
A.0 | B.1 | C.2 | D.不确定 |
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解题方法
8 . 点
到直线
的距离相等,则
的值可能为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f45e359b8b1efec3cccbfafd22bc9748.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f71db78223a86d1c7b188757f35fa56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.-2 | B.2 | C.9 | D.11 |
您最近一年使用:0次
名校
解题方法
9 . 已知集合
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/515d2820ddce09e21a6e12c4e1e592e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/755dd1cd722a1fd8140a43b34119584e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-02-05更新
|
226次组卷
|
3卷引用:湖北省武汉市5G联合体2022-2023学年高一上学期期末考试数学试卷
名校
解题方法
10 . 设
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891322ef3ed2ba69fcc077739f1259b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab22273fedcacb6dfb71da25429e4ac1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7704657ba6aa226715e1c93b14e4f89a.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-02-05更新
|
551次组卷
|
4卷引用:湖北省武汉市5G联合体2022-2023学年高一上学期期末考试数学试卷