设命题
实数
满足
;命题
曲线
表示双曲线.
(1)若
,若
为假命题,
为真命题,求
的取值范围;
(2)若
是
的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85765f5585fdc039169189daec4e6d14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa510caa79ffe14e6f8e9c94def4434f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e26b38e357c7d985656ba7bb3c794a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
更新时间:2020-01-02 07:08:37
|
相似题推荐
解答题-问答题
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【推荐1】已知实数
,命题
实数
满足
,命题
实数
满足
.
(1)若命题
为真命题,求实数
的取值范围;
(2)若
是
成立的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdb0c4a2748791bc3ea7c79dd884de09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6975bfff51d35d3eea098147cd76ad32.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解答题-问答题
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(0.85)
解题方法
【推荐2】已知命题p:若复数z满足
,则复数z在复平面上对应点的轨迹为椭圆.命题q:函数
在
上存在零点.
(1)若命题p为真命题,求实数a的取值范围;
(2)若命题p,q中有且只有一个真命题,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37ddc1440e58c8da9fda3ae4a9a9f428.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd750cf03f7bb4b028f0e81c3fd49765.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30a5498bb0236a2bb04ae38329b408.png)
(1)若命题p为真命题,求实数a的取值范围;
(2)若命题p,q中有且只有一个真命题,求实数a的取值范围.
您最近一年使用:0次
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名校
【推荐1】已知
,
,
.
(1)若
,
为真命题,
为假命题,求实数x的取值范围;
(2)若p是q的必要不充分条件,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea6ea3de1e7f9e24d220f755f98d870c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/458e3532d82916aac4f7ad21c10f3f86.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
(2)若p是q的必要不充分条件,求实数m的取值范围.
您最近一年使用:0次
解答题-问答题
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较易
(0.85)
【推荐2】已知集合
,集合
.
(1)当
时,求
;
(2)若
是
的必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e3df6c554497c6277e339af8184dafc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a669f04639da35e58a18a81a8901ae3e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/318212b9ba5866ba3fd6f4327526443f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解答题-问答题
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(0.85)
【推荐1】已知方程![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa510caa79ffe14e6f8e9c94def4434f.png)
表示焦点
轴上的双曲线,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa510caa79ffe14e6f8e9c94def4434f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97328b5a2f77569b166015a184d16d30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解答题-问答题
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较易
(0.85)
名校
【推荐2】已知命题p:方程
1表示焦点在x轴上的双曲线,命题q:复平面内表示复数z=(a﹣3)+ai(a∈R)的点位于第二象限.
(Ⅰ)若命题p为真命题,求实数a的取值范围;
(Ⅱ)若命题p是假命题,q是真命题,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8668e2c6fbee2fa843b8ccc60bc6282f.png)
(Ⅰ)若命题p为真命题,求实数a的取值范围;
(Ⅱ)若命题p是假命题,q是真命题,求实数a的取值范围.
您最近一年使用:0次