名校
解题方法
1 . 已知
.
(1)当
时,求不等式
的解集;
(2)若
时,
,求
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec9fc8a5ea4209570e2c544abb066bdb.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2020-04-12更新
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2卷引用:贵州省贵阳市第一中学2019-2020学年高三高考适应性月考卷(六)数学(文)试题
名校
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/492f59719c4ca10694a64369b5f1c80a.png)
.
(I)求不等式
的解集;
(II)若
,有
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/492f59719c4ca10694a64369b5f1c80a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d1d67a5197e0f3a15e93869faeb5690.png)
(I)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4509817be39bef4bcde115996ee39e8.png)
(II)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c780149aef1bd77162e85f7f8906a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/447d6f62c09c1d05346fd16a24159f6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2019-04-01更新
|
639次组卷
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3卷引用:贵州省凯里市第一中学2019届高三下学期模拟考试《黄金卷二》数学(文)试题
3 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b29183b9e99452d069d552257fc1f80e.png)
(1)当
时,求不等式
的解集;
(2)若不等式
的解集为实数集
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b29183b9e99452d069d552257fc1f80e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb8e1dd8da540badcb9a8f427c5b202e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ce25393cca5895dfb81ac9d681b5192.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2019-05-01更新
|
941次组卷
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4卷引用:2019年9月贵州省遵义市高三第一次统一考试数学(理)试题