已知命题p:函数
是R上的增函数;命题q:函数
在
上单调递增,若“
”为真命题,“
”也为真命题,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87ce1f31a5dd0046f9a0a7a4883b15df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c82a261b3b9b25321921fe2d89d3f104.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f865938fd16d681dca63d3b9ca090faf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdd81dfe9e69cb19a3b51f2a945b8ff6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6777065ed14d76944be5cb45d9e2c76.png)
更新时间:2019-10-21 19:10:31
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【推荐1】已知命题p:指数函数f(x)=(a-1)x在定义域上单调递减,命题q:函数.
的定义域为R
(1)若q是真命题,求实数a的取值范围;
(2)若“p∧q”为假命题“p∨q”为真命题,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/795f1a0efc2bf6d502e695d49e476f36.png)
(1)若q是真命题,求实数a的取值范围;
(2)若“p∧q”为假命题“p∨q”为真命题,求实数a的取值范围.
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【推荐2】
:
,
;
:关于
的方程
有实数根;若
为真,
为假,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c780149aef1bd77162e85f7f8906a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5abdea09520a9022a2f1e07bf12afe6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed96a4869723b318e458de59d80342e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ba9507faa6aaad768f19a0ebdad5a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/429d9cd4fe4a885ac06831a7b8eb3dd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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【推荐1】已知曲线
在点
处的切线斜率为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/901018c545d247c124e9715bea6a38d4.png)
(Ⅰ)求
的极值;
(Ⅱ)设
在
上是增函数,求实数
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dcea8200be47c6e42f66941fa8f8b55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f6a8fe1c12aacc7396a4b9526671c80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/901018c545d247c124e9715bea6a38d4.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
(Ⅱ)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e35e687084244a30e9f44b3dde5348b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bea12f2c2e9e59e73b5ee0566dff9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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【推荐2】已知函数
在
上存在单调递减区间,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25274918e1c27336d2c232c4f64d00de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/252691df280f0bc4d3e1ff29f056be39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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