14-15高二上·江西赣州·期末
1 . 已知命题
“存在
”,命题
“曲线
表示焦点在
轴上的椭圆”,命题
“曲线
表示双曲线”
(1)若
是真命题,求
的取值范围.
(2)若
是
的必要不充分条件,求
的取值范围.
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572676781760512/1572676787322880/STEM/5c30948d4c0c44c688159f5871692b1e.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572676781760512/1572676787322880/STEM/6a7ce8ec1cf844c0a171b1afdea43a29.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572676781760512/1572676787322880/STEM/3728c07d5eac484da92df709484afb7d.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572676781760512/1572676787322880/STEM/fda6af107f19498cb1c0907d4b151970.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572676781760512/1572676787322880/STEM/ff678e89b7a64d9f831cb96622bcccdc.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572676781760512/1572676787322880/STEM/b95109ad1a454186ac916063962d2049.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572676781760512/1572676787322880/STEM/27afa60825df4c7195f85e05b05c9841.png)
(1)若
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572676781760512/1572676787322880/STEM/3de0bb45ed2844798d83b71a53695664.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572676781760512/1572676787322880/STEM/518e67732b5945b1b5cec90570c3b2e0.png)
(2)若
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572676781760512/1572676787322880/STEM/3589d455041c4a16b4f38ba965ca2c9a.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572676781760512/1572676787322880/STEM/2c3f363757384867afd72390c433d481.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572676781760512/1572676787322880/STEM/d9ba1d39b6494aa3b91b986e5fd2f59b.png)
您最近一年使用:0次
2016-12-02更新
|
6301次组卷
|
10卷引用:2015-2016学年湖北省襄阳市白水高中高二下3月月考文科数学试卷
2015-2016学年湖北省襄阳市白水高中高二下3月月考文科数学试卷(已下线)2013-2014学年江西赣州六校高二上学期期末联考理科数学试卷2014-2015学年江西省余江一中高二上学期期中考试理科数学试卷2015-2016学年河南省信阳高中高二12月月考文科数学卷2015-2016学年河南省信阳高中高二上12月月考文科数学试卷2015-2016学年河南省信阳高中高二12月考理科数学试卷2015-2016学年河南省许昌高中等校高二下第一次联考理科数学试卷2015-2016学年河南省许昌高中等校高二下第一次联考文科数学试卷2015-2016学年河南省驻马店市高二上学期期末文科数学试卷2015-2016学年江西省宜春市奉新一中高二上期末文科数学试卷