设函数
,则满足
的a取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8585c6d81482977e9fa88460b38a7925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/078beebcea697fdac0189da58716866f.png)
更新时间:2020-03-25 22:35:14
|
相似题推荐
填空题-单空题
|
适中
(0.65)
名校
【推荐1】已知函数
,若
,则实数
的取值范围为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a72833b00d4aaa18595276edbb955fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0d2ea5fa254bfadeadc34d1379667da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
名校
【推荐2】定义在R上的奇函数f(x),当x≥0时,f(x)=
,则关于x的函数F(x)=f(x)-a(0<a<1,a为常数)的所有零点之和为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9cea7cda860d4a020d7a242ab01bc37.png)
您最近一年使用:0次
填空题-双空题
|
适中
(0.65)
【推荐1】给定函数
,若在其定义域内存在
使得
,则称
为“
函数”,
为该函数的一个“
点”.设函数
,若
是
的一个“
点”,则实数
的值为________ .若
为“
函数”,则实数
的取值范围为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c7325d2b5f25f64ada66dd8d191fe8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/744b07c137166e10db0b54001cb93a28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b93defceb5d09d596bfc173e5728cfa8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0639fc72ab32053765a65a2c38852927.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
解题方法
【推荐2】已知函数
,若
,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6d64b2c3ae1d93e91b3d5327e89a8f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1acc7fd4b7019ec05557bdc7babd8b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
【推荐1】已知函数
,
,若存在一个实数,使得
与
均不是正数,则实数m的取值范围是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fd1af558f4e5a2b852dd58782eee95f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07d4d0b32b13857630f986eabb11bc78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
【推荐2】若
是方程
的根,
是方程
的根,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97dad16e4910ec15add074c4077b0e86.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0aa27e2ca50ed7d3f84f44fe4397f56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9ec35be9b018a41811e15ec0d4c82d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97dad16e4910ec15add074c4077b0e86.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
【推荐3】已知函数
,若函数
有
个不同的零点,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9d6bb22a38c7422dbfb0a37a76b8f65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/230a3f3ba88f7a10fccbcde631e4b689.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次