名校
1 . 已知向量
,
.设函数
,
.
(1)当
时,方程
有两个不等的实根,求
的取值范围;
(2)若方程
在
上的解为
,
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/572fc5c87541aecef5415a615f1bada5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75b8869f9175eba34e6743a18d3e32d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8a1c7bb5733da5eebbf2b3d8ea0a92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b392ae979e54da7e26bbc2d967a72666.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c99a65cb87c5b4d050b5c0cc66dff4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87d3225dc94f540306b55c70d600744d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ff8dca35b759d3051b62badd7d76bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e058eeb9cea0d93756125087c6655325.png)
您最近一年使用:0次
名校
2 . 已知函数
的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/4b3984b9-b0f5-4b48-93a9-e18092775b4c.png?resizew=171)
(1)求函数
的表达式;
(2)将函数
的图象向左平移
个单位长度得到函数
的图象,若关于
的方程
在
上有实数解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54466356bef3e69df741da4983ced0dc.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/4b3984b9-b0f5-4b48-93a9-e18092775b4c.png?resizew=171)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01e4dec3ca3276932ad20ed702b5919d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c9aeed3c8c5a04e48d011c607f9142.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-02-06更新
|
1103次组卷
|
5卷引用:山东省烟台市2019-2020学年高一上学期期末数学试题
名校
3 . 将函数f(x)=sinx的图象向右平移
个单位,横坐标缩小至原来的
倍(纵坐标不变)得到函数y=g(x)的图象.
(1)求函数g(x)的解析式;
(2)若关于x的方程2g(x)-m=0在x∈[0,
]时有两个不同解,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65af1d6b6b831ebbdc36dda5f304a3a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eff998d034284391ca064755fa6bf1b.png)
(1)求函数g(x)的解析式;
(2)若关于x的方程2g(x)-m=0在x∈[0,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2de12bbd5097debc83d6a46364589748.png)
您最近一年使用:0次
2019-02-21更新
|
1004次组卷
|
2卷引用:【校级联考】四川省蓉城名校联盟2018-2019学年上期期末联考高一数学试卷