解题方法
1 . 若函数
是奇函数,则不等式
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c91965e0cdf26d1b2785c629ac4f6040.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adb1dc30d4b297c6d5d0d6d91eab1e3b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
2 . 若集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a85d7a1257bca0b04689b7de25ae8ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c45c37da2fa18c2c5840d99a7c140071.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27431db83e1c670d568cd98c26b7f95a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4693c4671c5e0bf83285a4784e016340.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8619b9f77e134a1be60345ccc49919c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 已知集合
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9b39c377c9e2c5fbbc2560fde042781.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 已知:
,
,且
,
(1)若
,求
的取值范围;
(2)已知
时,
,求
为多少时,
可以取得最大值,并求出该最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a8b572d0175616164b4106fab1000ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/323df2d8db9371113a2fdf4051ad38b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dddae24302ed23daf1ce9b738c06d240.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8fbe968a049c401a04be26d5a38fcdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12bc991536a66fc0a3dfacf1ccd71234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddd3618740f2da08bc11b038fbd62dc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
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6 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af6cb082e030e89a923e4e47ec7abff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f05017d6d719d788f6a5372eeae631f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2020-03-28更新
|
230次组卷
|
2卷引用:2020届安徽省六安市第一中学高三下学期模拟卷(六)数学(理)试题
名校
解题方法
7 . 设命题
,命题
,则
是
成立的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d399c88890ff44bcf19a9829c69b2c56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b1cce41941b050f6a5d0a01fbe1876.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
2020-02-20更新
|
705次组卷
|
7卷引用:2020届四川省绵阳南山中学高三9月月考数学(文)试题
8 . 不等式
的解集为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84808e278123f0219635be7f53e4a111.png)
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2020-02-05更新
|
416次组卷
|
2卷引用:辽宁省锦州市2019-2020学年高一上学期期末数学试题
名校
9 . 已知函数
(
),
(1)求函数
的反函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32d6b59f4796a45963dea76b89c72bea.png)
(2)判断
的单调性并证明
(3)解不等式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6a2299ba8b37e81821f1a2dcfaba653.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32d6b59f4796a45963dea76b89c72bea.png)
(2)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32d6b59f4796a45963dea76b89c72bea.png)
(3)解不等式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c379b552bb751ee121b7fad8202d527.png)
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10 . 已知集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04fe9808288240726a204432a427e496.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
您最近一年使用:0次