名校
解题方法
1 . 命题
曲线
为双曲线,命题
,不等式
恒成立.
(1)若
为真命题,求实数
的取值范围;
(2)若
为真,
为假,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca3812322c7f966ff4c29ba7ef4e7026.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a57af1105f37d5b290c97b91f36e977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7b473a3c54e3f87bc34c0e6a0e4620e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2021-02-04更新
|
403次组卷
|
2卷引用:湖南省张家界市2020-2021学年高二上学期期末数学试题
名校
2 . 已知集合
,集合
{
方程
表示圆锥曲线C}
(1)若圆锥曲线C表示焦点在x轴上的椭圆,求实数a的取值范围;
(2)若圆锥曲线C表示双曲线,且A是B的充分不必要条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24ae3e5cc047e7e0fcd29b6910c61e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f9fabbbe61a759e52ec975215e2e7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b487d9828ce2db1c181c64a535781e97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb99c898f83eb560327fd6c29002ef1f.png)
(1)若圆锥曲线C表示焦点在x轴上的椭圆,求实数a的取值范围;
(2)若圆锥曲线C表示双曲线,且A是B的充分不必要条件,求实数a的取值范围.
您最近一年使用:0次
2020-12-01更新
|
830次组卷
|
4卷引用:湖南省邵阳市邵东创新实验学校2020-2021学年高二上学期期末数学试题
湖南省邵阳市邵东创新实验学校2020-2021学年高二上学期期末数学试题江苏省泰州中学2020-2021学年高二上学期期中数学试题江苏省南通市通州高级中学2020-2021学年高二上学期第二次学分认定考试数学试题(已下线)专题03 《圆锥曲线与方程》中的易错题(1)-2021-2022学年高二数学同步培优训练系列(苏教版2019选择性必修第一册)
解题方法
3 . 已知方程
表示焦点在
轴上的双曲线.
(1)求
的取值范围;
(2)若该双曲线与椭圆
有共同的焦点,求该双曲线的渐近线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a824a0f9f0eb90eb5c3060f3b6503a5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若该双曲线与椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99e4a41cbe3d1f25154602dee11d36ee.png)
您最近一年使用:0次
4 . 已知命题
方程
表示双曲线,命题
,
.
(1)写出命题
的否定“
”;
(2)若命题“
”为假命题,“
”为假命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fc482a6516cd9bb28e72a0d32e073fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72a6fc004861e4a5780736acea3a9e10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b5113d30ab2683d433dd92d6c42d2e4.png)
(1)写出命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2930ea93d66c0384840dc39c701bda5c.png)
(2)若命题“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2930ea93d66c0384840dc39c701bda5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
5 . 设命题
:对任意实数
,不等式
恒成立;命题
:方程
表示焦点在
轴上的双曲线.
(1)若命题
为真命题,求实数
的取值范围;
(2)若
是
的充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9320eb2349f85be62fe016e40dc6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11cceacb8017c5d74cc16b4c8e99a802.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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2018-03-05更新
|
928次组卷
|
6卷引用:湖南省张家界市2017-2018年高二期末联考理科数学试题
6 . 设命题
方程
表示双曲线,命题
函数
有两个不同的零点,如果“
”为真,且“
”为假,求
的取值范围.
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572033302781952/1572033308196864/STEM/c8abb04835494e36b00c4cf9d1fd7b03.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572033302781952/1572033308196864/STEM/0b2f76ec8b7842bc9d87e7f5bf71f777.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572033302781952/1572033308196864/STEM/33a5c33af29e45ffb30ed1aadfb1a56f.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572033302781952/1572033308196864/STEM/5688f52b0b6b43c489daf033b1d83123.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572033302781952/1572033308196864/STEM/1c30bee7a8f3474e84a152033cf6dd0b.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572033302781952/1572033308196864/STEM/f6953e509354470294bb248c8d340640.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572033302781952/1572033308196864/STEM/be7d5c47d7ed428a8c0c4848c3553aa2.png)
您最近一年使用:0次
10-11高二下·湖南·阶段练习
7 . 已知命题
:曲线
为双曲线;命题
:函数
在
上是增函数;若命题“
或
”为真,命题“
且
”为假,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b27c2bb919e747f1ed32a6d9f47bf6f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98fc029222808d7f0cdb7befcf19271f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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