名校
解题方法
1 . 已知
(其中a为常数,且
)是偶函数.
(1)求实数m的值;
(2)证明方程
有且仅有一个实数根,若这个唯一的实数根为
,试比较
与
的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ac10d6934e539fcc7d491f2c2b3ac44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
(1)求实数m的值;
(2)证明方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c93129d3d0c099b073553821f35ee7c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83c0e3ca93b11836f57ae282519f9d29.png)
您最近一年使用:0次
2022-01-23更新
|
423次组卷
|
3卷引用:山东省临沂市临沂第二十四中学2022-2023学年高一上学期期末数学试题
名校
解题方法
2 . 设
,三个函数的图象如图所示,则
,
,
的图象依次为图中的( )
![](https://img.xkw.com/dksih/QBM/2021/4/8/2695431079550976/2711131140251648/STEM/99241d4c-4f82-4859-8f89-a3c14dfb1076.png?resizew=214)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc69686193ca36c66dd31620d6e6fa64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://img.xkw.com/dksih/QBM/2021/4/8/2695431079550976/2711131140251648/STEM/99241d4c-4f82-4859-8f89-a3c14dfb1076.png?resizew=214)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2021-04-30更新
|
346次组卷
|
3卷引用:山东省枣庄市枣庄市第十六中学2022-2023学年高二下学期3月月考数学试题