名校
解题方法
1 . 已知幂函数
在
上为增函数.
(1)求实数
的值;
(2)若
在
上为减函数,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38368cd1b096d40e0dcdd10eb849edfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d45558b35ba3e3c55190c783d43ec74e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b7985d10eebc1abb5fea36eaf752af2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
2 . 已知函数
.
(1)当
时,求函数的单调减区间;
(2)若
存在单调递增区间,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28ac9dbef6f033792580f2e411394859.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825793ebd4bb376a09621f163ac990a9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
3 . 已知命题
:关于
的方程
在
上有解;命题
:
在
上单调递增;如果命题
或
为真命题,
且
为假命题,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d144a4ca8ec356757e36400e08b6452a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b27737594745602c52d96af974cdad4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7dcdd87d593df4a5c5e98d47fe1cfa6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
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4 . 已知
,
且
,若函数
在区间
上的最大值与最小值之差为1.
(1)求
的值;
(2)若
,求函数
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a752eb1c3b6cecb539e2bd68decc58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74088e31acd9bc94dc8bc34e616bef64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb62f44c2ccedfb633ca8bff9afed4fb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00879cffccc124857ca755a8c345e45f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/150ad146c854e4c7b5f0938284f36eb0.png)
您最近一年使用:0次
2020-02-24更新
|
360次组卷
|
2卷引用:安徽省合肥市肥东县第二中学2019-2020学年高一上学期期中数学试题
名校
5 . 已知函数
.
(1)若m=1,求函数f(x)的定义域.
(2)若函数f(x)的值域为R,求实数m的取值范围.
(3)若函数f(x)在区间
上是增函数,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15f85c02cb726af0a33f92edd33961f2.png)
(1)若m=1,求函数f(x)的定义域.
(2)若函数f(x)的值域为R,求实数m的取值范围.
(3)若函数f(x)在区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec7458e2398877563fddb9077d300c57.png)
您最近一年使用:0次
2019-12-29更新
|
401次组卷
|
2卷引用:福建省泉州市晋江市子江中学2019-2020学年高一上学期期中数学试题
6 . 若对于任意a,b∈(0,+∞),当a≠b时不等式
恒成立,求x的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711f2628f5bee865ec51e94ebf082a87.png)
您最近一年使用:0次
名校
解题方法
7 . 已知
,命题
函数
在
上单调递减,命题
不等式
的解集为
,若
为假命题,
为真命题,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/441d994ad2255b051222d2125ee5c1a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304226ca50149b49702928e44d565964.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e595c6143b52a4d570cd2da207b0fdbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2018-10-17更新
|
808次组卷
|
3卷引用:安徽省皖中名校联盟2019届高三10月联考数学(理)试题
解题方法
8 . 已知函数
(
且
),
⑴若
,解不等式
;
⑵若函数
在区间
上是单调增函数,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59113fa39ab07dbff215de9561cca45a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
⑴若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4d0cd47609b9d1865dfff4979161cf5.png)
⑵若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a24509ad858e5150799e38132400053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
9 . 已知命题
关于
的方程
在
有解,命题
在
单调递增;若
为真命题,
是真命题,求实数
的取值范围.
![](https://img.xkw.com/dksih/QBM/2016/11/3/1573119903858688/1573119910256640/STEM/d8e1a64fc1db4b4d977a79272c0aa41b.png)
![](https://img.xkw.com/dksih/QBM/2016/11/3/1573119903858688/1573119910256640/STEM/a212e103c4c3487a9b571cd6eb7be1c1.png)
![](https://img.xkw.com/dksih/QBM/2016/11/3/1573119903858688/1573119910256640/STEM/920e2edc33654c54b68d96884dea2728.png)
![](https://img.xkw.com/dksih/QBM/2016/11/3/1573119903858688/1573119910256640/STEM/e8f66fefaf7c48ebbf690c3c8e3c2ccc.png)
![](https://img.xkw.com/dksih/QBM/2016/11/3/1573119903858688/1573119910256640/STEM/644af1b90788481487c71b428dac2f78.png)
![](https://img.xkw.com/dksih/QBM/2016/11/3/1573119903858688/1573119910256640/STEM/debfdeaad7464e849241505c5b775f38.png)
![](https://img.xkw.com/dksih/QBM/2016/11/3/1573119903858688/1573119910256640/STEM/179c36756af244dba9eda555f67d28b8.png)
![](https://img.xkw.com/dksih/QBM/2016/11/3/1573119903858688/1573119910256640/STEM/54c9d5a760de4aa7a3abe9c8709d3a0f.png)
![](https://img.xkw.com/dksih/QBM/2016/11/3/1573119903858688/1573119910256640/STEM/a63571805c0e4d42ab71cd108b688abe.png)
您最近一年使用:0次
名校
10 . 设二次函数
的图像过点
和
,且对于任意实数
,不等式
恒成立.
(1)求
的表达式;
(2)设
,若
在
上是增函数,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/331d5e308cd5469e0f28a8d75f79903f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b69abe959988e4c8c0739f5857ccfb0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7577b3d63bb8c6c645a99cd9bcb6b34b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1a3a24fd504e8d44f3bdb7d715a92ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047edfa8221259973722756c94b67a0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c1756b564bf1d998d8179637011c88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2016-12-03更新
|
935次组卷
|
7卷引用:2015-2016学年广东省深圳高中高一上学期期中数学试卷