已知函数
且
.
(1)求
的定义域并判断
的奇偶性(不需证明);
(2)当
时,求使
的
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03b3a4f77356d947a15649c92727f725.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
更新时间:2022-11-29 10:32:02
|
相似题推荐
解答题-问答题
|
较易
(0.85)
名校
【推荐1】已知函数
的图象经过点![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76095b03d243fead89a6493614e4b68a.png)
(1)求
的值并判断
的奇偶性;
(2)判断函数
在
的单调性,并用定义法证明;
(3)求函数
在
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1982786864f37e6f954e8d70f9970620.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76095b03d243fead89a6493614e4b68a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dccf1f9faac56117d6d3dd1dddd286d.png)
(3)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dccf1f9faac56117d6d3dd1dddd286d.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】函数![](https://img.xkw.com/dksih/QBM/2016/12/26/1619433491603456/1619433492144128/STEM/094853246a01431094c6a5be1368425c.png)
(1)当
时,求函数
的定义域;
(2)若![](https://img.xkw.com/dksih/QBM/2016/12/26/1619433491603456/1619433492144128/STEM/de52e48b0a22400d835e3d4d043fa118.png)
,请判定
的奇偶性;
(3)是否存在实数
,使函数
在
递增,并且最大值为1,若存在,求出
的值;若不存在,请说明理由.
![](https://img.xkw.com/dksih/QBM/2016/12/26/1619433491603456/1619433492144128/STEM/094853246a01431094c6a5be1368425c.png)
(1)当
![](https://img.xkw.com/dksih/QBM/2016/12/26/1619433491603456/1619433492144128/STEM/0310bcc351f840ddb79d30d3d4879357.png)
![](https://img.xkw.com/dksih/QBM/2016/12/26/1619433491603456/1619433492144128/STEM/62547513c2844ec8b8e53d2fff467628.png)
(2)若
![](https://img.xkw.com/dksih/QBM/2016/12/26/1619433491603456/1619433492144128/STEM/de52e48b0a22400d835e3d4d043fa118.png)
![](https://img.xkw.com/dksih/QBM/2016/12/26/1619433491603456/1619433492144128/STEM/1ce3c717bda64303a0b31ce97047be3d.png)
![](https://img.xkw.com/dksih/QBM/2016/12/26/1619433491603456/1619433492144128/STEM/b03739427cd944b9af65c87525711d01.png)
(3)是否存在实数
![](https://img.xkw.com/dksih/QBM/2016/12/26/1619433491603456/1619433492144128/STEM/7663205b63444d8f8e559d9b2d7ac22f.png)
![](https://img.xkw.com/dksih/QBM/2016/12/26/1619433491603456/1619433492144128/STEM/62547513c2844ec8b8e53d2fff467628.png)
![](https://img.xkw.com/dksih/QBM/2016/12/26/1619433491603456/1619433492144128/STEM/569ee0e1621d4146ac254f7dacfb37f1.png)
![](https://img.xkw.com/dksih/QBM/2016/12/26/1619433491603456/1619433492144128/STEM/7663205b63444d8f8e559d9b2d7ac22f.png)
您最近一年使用:0次
解答题
|
较易
(0.85)
【推荐1】已知命题
函数
的定义域为
,命题
关于
的方程
的两个实根均大于3,若“
或
”为真,“
且
”为假,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30eede7e7996be841ac479daa2db5230.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8440468460ccaadf6d53829151a38db6.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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解答题-证明题
|
较易
(0.85)
【推荐2】已知函数
.
(1)求
的定义域;
(2)判断
的奇偶性并予以证明;
(3)求使
的x的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae136a41c845626bf0703225e57e0ee1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc876c76ade5694eef670e15d1b05159.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)求使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
【推荐1】已知函数
.
(1)求
的定义域;
(2)判断函数
的奇偶性并予以证明;
(3)求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63ce32daf01d25a97c075fc5ce20242a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be1d8c6384d7fabddb693b2b7fcdf4a.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
解题方法
【推荐2】已知函数
,
且
.
(1)求
的定义域;
(2)判断并证明
的奇偶性;
(3)求满足
的实数x的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7d01faedcc2ae53af5f4db5e02707fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5d74d706d2e4392e25016e9101d07ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断并证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)求满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.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3】已知
为
上的偶函数,当
时,
.
(1)当
时,求
的解析式;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05be69cc4e58648f23968869d0f58591.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fd0eb0009b26851518ee6d58777352d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次