名校
解题方法
1 . 设
、
是椭圆
:
的两个焦点,点P在C上,若
为直角三角形,则
的面积为( )
![](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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c82e7d9f4f7ace849e09e9adcb786b7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d776753746914c2410a3946c357f35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d776753746914c2410a3946c357f35.png)
A.![]() | B.![]() | C.![]() | D.1或![]() |
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2024-03-03更新
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2卷引用:四川省德阳市2023-2024学年高二上学期期末教学质量监测数学试题
名校
解题方法
2 . 已知双曲线
的两个焦点为
为
上一点,
,
,则
的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76ed463bf16c78a4bbb9d3acff922afa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff00fc29b9b9374935cf7bd256fb6234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb29fec0b08ce7a9fd357714bcf1a611.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-03-03更新
|
522次组卷
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5卷引用:四川省部分名校2023-2024学年高三上学期期末联合考试文科数学试题
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3 . 对任意的实数, 圆
上一点到直线
的距离
的取值范围为
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2卷引用:四川省成都市2023-2024学年高二上学期期末校级调研联考数学试题
4 . 设
.
(1)讨论
的单调性;
(2)若对任意的
,关于
的方程
有两个不相等的实数解,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d868044b1b26bdba1c449f80794dcd3a.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f0d68648b10fce54dfc19c5ee60086d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976d18a5396ba232f0aa38d136f1d749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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解题方法
5 . 执行如图所示的程序框图,输出的y是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/f81c350d-2331-4932-8e80-fce3b629fbab.png?resizew=156)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/f81c350d-2331-4932-8e80-fce3b629fbab.png?resizew=156)
A.3 | B.6 | C.8 | D.10 |
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6 . 已知O为坐标原点,A,B是抛物线
上的两个动点,过A,B分别向抛物线C的准线作垂线,垂足为
,
.若直线
,
的斜率之积为
,则
的面积的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c01fdc7bc471af0b264a04aef0823e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4195334905e2f190f958dbf5951456f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0fc6cf34323f80b94fe2a9d0867d62e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3edbd40e04e2a943051fa83d6e511add.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
A.1 | B.![]() | C.2 | D.4 |
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7 . 在直角坐标系
中,点
的坐标为
,以坐标原点为极点,
轴正半轴为极轴建立极坐标系,曲线
的极坐标方程为
.
(1)将
的极坐标方程化为直角坐标方程;
(2)设过点
的直线与曲线
交于
、
两点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fad20e2bc6576fc461419f8f138d26e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/925b34a1e7a48f450d883f9a0197e5c9.png)
(1)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设过点
![](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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7384b9afcef2d86a87eee0c66f383052.png)
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8 . 设
.
(1)解不等式
;
(2)若
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8631b3be45ed183850be36929ab09d2.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e5e587ca42942c63cf7ba196a355a81.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1f9223bc24df8d429d743692fff7c06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1227e4c34d41b99fe800cbe4a105ada.png)
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解题方法
9 . 已知坐标原点为
,椭圆
的上顶点为
,右焦点为
,且
,
.
(1)求椭圆
的方程;
(2)过
作互相垂直的两条直线分别交
于
、
两点,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851a5d6ec23256f9b4a9e98aa92945fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/381025407752e1e069e6a9c847250a23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9df4f155a046c5802dc9a03454d61f49.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过
![](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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084cf5ffced059f5653ee2a1023518b7.png)
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10 . 在边长为4的菱形
中,
,E是AD的中点,现将
沿EB进行翻折至
的位置,如图所示,F是CP的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/7b18b7d2-93ed-48f5-b95c-18e6cf893129.png?resizew=186)
(1)线段CD上是否存在一点H,使得
.若存在,指出点H的位置,并证明;若不存在,请说明理由;
(2)当
的面积最大时,求二面角
的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7dbf31dfd36aa456a63bafea8bc1985.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e742966e3711cfa53dce04022acf4bcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b6accdd9b317c922d335e44911df357.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/7b18b7d2-93ed-48f5-b95c-18e6cf893129.png?resizew=186)
(1)线段CD上是否存在一点H,使得
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40ed7b95cde653a700e75624ffd17408.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55a675310c8ba418e5a59beb7317e21e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43d493f45d498e52c5e50e01163cfa6e.png)
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