设命题p:实数x满足
,其中
,命题q:实数x满足![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60e0872d559c9f0aa917219fc325cab0.png)
若
,且
为真,求x的取值范围;
若
是
的充分不必要条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abc6ab4706485d4584c41328c51b3a84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae018fde08edf0539089f98c17e11ff7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60e0872d559c9f0aa917219fc325cab0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9af6b8933cb0bcc983a15c903b5892e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d426f0f57b67c00ab87e81c9d1d5ef1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b50fa30afaded29761263466512be4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bd2745d79950505901105a070999392.png)
更新时间:2019-04-10 23:16:06
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相似题推荐
解答题-问答题
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解题方法
【推荐1】已知
,且
,
,且
或![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17d6000c1897af3aa6bae4c8b40d9aa9.png)
(1)若
,
,求实数a的值.
(2)若p是q的充分条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc11e9183ffccd297df4a1c18618bae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fde2f3ed1fa7277653948e50ee6f9b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/218c5309e534904dc6bf768074965239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1a37d75ca1cb489cb65976521f70e99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17d6000c1897af3aa6bae4c8b40d9aa9.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/343324ebf9d6e86c42fbde0fbb94689d.png)
(2)若p是q的充分条件,求实数a的取值范围.
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适中
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【推荐2】命题![](https://staticzujuan.xkw.com/quesimg/Upload/formula/569675dd7b2aca2732324f4bea5c02e1.png)
,命题![](https://staticzujuan.xkw.com/quesimg/Upload/formula/347761783913374a6db9f9308c475c7c.png)
,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/569675dd7b2aca2732324f4bea5c02e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07d91e4fe4af23c18f38ec0f496f91e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/347761783913374a6db9f9308c475c7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f20c8087e58f8b98d03bfedb248ae2b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63011498e73731346645de7100f55ab3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/859701760e76f1b0de2480da41acacaf.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
|
适中
(0.65)
【推荐1】设命题
实数
满足
,命题
实数
满足
,其中
.
(I)若
且
为真,求实数
的取值范围;
(II)若
是
的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3fedf3e1847bed8d2ea1a81a8eb07a8.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/9ad52737c6956281152cefc9cc3c45a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
(I)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(II)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
|
适中
(0.65)
名校
【推荐2】已知p:函数f(x)=lg(ax2-2ax+1)的定义域为R;q:关于x的不等式
的解集为
.
(1)若¬p为假命题,求实数a的取值范围;
(2)若p与q至少有一个为假命题,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdeecd8b3de44034aa13b616c4239277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
(1)若¬p为假命题,求实数a的取值范围;
(2)若p与q至少有一个为假命题,求实数a的取值范围.
您最近一年使用:0次