已知
且
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9f48c932dacca5bdfb0b771f1be7f03.png)
(1)判断函数
的奇偶性;
(2)证明:若
,
是增函数.
![](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/e9f48c932dacca5bdfb0b771f1be7f03.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)证明:若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
更新时间:2020-03-24 20:35:11
|
相似题推荐
解答题-问答题
|
较易
(0.85)
【推荐2】设函数
,且
.
(1)请判断并证明
的奇偶性;
(2)试判断
在
上的单调性,并用定义加以证明;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56bc2d01b53a2ec4e7d0629aed882c44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e27c24244b1fdbf1455087c2ebf41c8b.png)
(1)请判断并证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)试判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ef1b322a7e2dbe40f17a0f9c61ec4aa.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
解题方法
【推荐1】已知函数f(x)=2
(
>0,且
≠1).
(1)求函数y=f(x)的反函数y=
;
(2)判定
的奇偶性;
(3)解不等式
>1.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e2ce69aa506c01f72283e4d8b8206e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(1)求函数y=f(x)的反函数y=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14a2a1822ac7392b61b2c0fffc1fbc05.png)
(2)判定
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14a2a1822ac7392b61b2c0fffc1fbc05.png)
(3)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14a2a1822ac7392b61b2c0fffc1fbc05.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐2】已知二次函数
,
.
(1)判断函数
的奇偶性;
(2)若函数
的值域为
,求
的取值范围;
(3)讨论函数
在区间
上的单调性,并求函数在此区间上的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f81ba4f6f669410c3dc5efd6f8f7e41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/779761b111604e42c432f669638a6d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebe1abd3d67945dbdafaa8e57765c77d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/107b9d3da7a4d5c67d41e910b4d5a9fe.png)
您最近一年使用:0次