已知函数
,
,
(1)设函数
,判断函数
的奇偶性,并说明理由;
(2)
,用
表示
,
中的较大者,记为
,求函数
的解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10a1c200442cc56c17c5adfac6ccc05a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d5e949acb42bbc72beeb7681c958957.png)
(1)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/704585f0a4a8c19ae7baaf2ae928ab30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad1dd158811a1ecc73bb3c32fa0fc1bb.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/460ce5cd166e5438332342d558ce2b81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a802ac6c94b917a9c5f08e182f1690d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86135bd40536042536c1c7bed21d0171.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de86af92c8f1da5389e8ab21bba0efac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a802ac6c94b917a9c5f08e182f1690d.png)
更新时间:2022-01-26 16:52:05
|
相似题推荐
解答题-问答题
|
较易
(0.85)
解题方法
【推荐1】设
,试确定函数
在
上的单调性.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99e5539ea1bd06190df105b7efce1b15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc30165c18de623d0a3efb961e606d1c.png)
您最近一年使用:0次
解答题-证明题
|
较易
(0.85)
名校
【推荐2】已知函数
是定义在区间
上的奇函数,且
.
(1)用定义法证明函数
在区间
上单调递增;
(2)设
,求证:
是偶函数,
是奇函数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/538f102c463e6b0860ba0453171bc322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35e91676c7adfd65a76f56a0c1d4bbe0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66fc2ac8242124d9b8aa003bc28e80f9.png)
(1)用定义法证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35e91676c7adfd65a76f56a0c1d4bbe0.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1c7658348f507f9092db01b60e55d17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc31e288402f140935a0979a78e09954.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b5cd9c2e906d672176fd7d3564e97d9.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐3】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e5ac049e7014a70a46980824a0529a.png)
(1)判断函数的奇偶性.
(2)用定义法判断函数
在
上的单调性.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e5ac049e7014a70a46980824a0529a.png)
(1)判断函数的奇偶性.
(2)用定义法判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8938db94f49dcbe0c383fba0241bb0da.png)
您最近一年使用:0次
解答题-作图题
|
较易
(0.85)
名校
【推荐1】给定函数
,
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/31/ff16be9f-fd82-4290-b3b9-7b4f8348e16a.png?resizew=127)
(1)画出函数
的图象(不需要列表);
(2)
,用
表示
中的较大者,记为
请分别用图象法和解析法表示函数
,并求出
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c13b0a7b3d9aecb84e98d15f89e26ac.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/31/ff16be9f-fd82-4290-b3b9-7b4f8348e16a.png?resizew=127)
(1)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fd1e808e015f4cb43d2e3a0529ac6a.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b426608a06477f57cb994f4d00e4465d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fd1e808e015f4cb43d2e3a0529ac6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b2541a407e5e65cd230cb1d0954881d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b426608a06477f57cb994f4d00e4465d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b426608a06477f57cb994f4d00e4465d.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2】定义方程
的实数根
叫做函数
的“新驻点”.
(1)设
,求
在
上的“新驻点”;
(2)如果函数
与
的“新驻点”分别为
、
,试比较
和
的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632ed43d5cb7f33b5e8a719c13172bce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/368c73c5b1fc66954165a11ebd9bba5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/083479b94380e8d659eff92d10a1989d.png)
(2)如果函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/253893d2bf2b944a6de271463c3e7929.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61c14989ddf9be0ad6a71309e00e3cb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
您最近一年使用:0次