名校
解题方法
1 . 已知命题p:关于x的不等式
的解集是
,命题q:函数
的定义域为R.若
是真命题,
是假命题,求实数a的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/755f08f72660a91e1618c1b96f73b5cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad916a0d34a46b357daf390bac6b723.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63cf3b2b1b982ecf18c5f02d963c6c43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
您最近一年使用:0次
2017-02-16更新
|
597次组卷
|
7卷引用:【校级联考】甘肃省兰州市第二片区丙组2018-2019学年高二上学期期末联考数学(文)试题
名校
解题方法
2 . 给出下列四个命题:
(1)函数
的图象过定点
;
(2)函数
与函数
互为反函数;
(3)若
,则
的取值范围是
或
;
(4)函数
在区间
,
上单调递减,则
的范围是
;
其中所有正确命题的序号是___________ .
(1)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dd14520402fda7d52ca9c6b736eee02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53a948d2f7732d7f03e986c63712089b.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc5bbf1426b9fa7c4d49659797ef34ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99b161347f6a2fcfd9bf0acf1e8a03fa.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fef807780b7dbc827f1846e7a8cda7d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1f4c4985f8a820372f1349f21f8dc31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0b5e402f725a71c3305bf3e72f72ded.png)
(4)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3feb54ae95244681eff7ab447fa19b30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ac68a11414c748e67de9f475152bd6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2324a65e345753fdd1db2354bfb0ee4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26cef87c26990a370adac97836776076.png)
其中所有正确命题的序号是
您最近一年使用:0次
3 . 给出下列四个命题:
(1)函数
的图象过定点
;
(2)函数
与函数
互为反函数;
(3)若
,则
的取值范围是
或
;
(4)函数
在区间
上单调递减,则
的范围是
;
其中所有正确命题的序号是_______ .
(1)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec59bad91a28b564e3e12b1a952e5f68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc5bbf1426b9fa7c4d49659797ef34ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99b161347f6a2fcfd9bf0acf1e8a03fa.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fef807780b7dbc827f1846e7a8cda7d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27f935fa5d0ae1b208aff21aa468ecf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e4a226feca9d9095b0f68191245ed22.png)
(4)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8be50d10ffcd4d9574f3260950b81d01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82d83f82c61cf7d6c4c82f7a453068aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdd3833c8e9f811c18d9a99e3e592a33.png)
其中所有正确命题的序号是
您最近一年使用:0次
名校
4 . 已知函数
.
若
的定义域为R,求a的取值范围;
若
,求
的单调区间;
是否存在实数a,使
在
上为增函数?若存在,求出a的范围;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/922c30e06beb87ef0abcf8b4609503ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7d9154c848ed222464b05f8d4c09fa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4bb89a362c1faf4d0c306eabbb59710.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/102e69ccf93eb1e3b3b8d147f44659a3.png)
您最近一年使用:0次
2019-12-18更新
|
938次组卷
|
6卷引用:甘肃省平凉市静宁一中2019-2020学年高一上学期第二次考试数学(理)试题
名校
解题方法
5 . 已知函数
(
,
)
(1)求关于
的不等式
的解集;
(2)当
时,若不等式
对任意实数
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d75fdedab1f3656575c7c05b86d59c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)求关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/255dfc7f1b313fb01f007bddb9cf6be6.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba62f475563ffcdbfbcdb44d02fb2174.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eacf8f1fd8294fa3286c78ecce280d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
6 . 设有两个命题:
的解集为R;q:函数
是减函数,若这两个命题中有且只有一个是真命题,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fc6d0e17a9b138da0ed1ca0d5e09509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31aa7cb1ff170dbb75b408810f8a3528.png)
您最近一年使用:0次
2020-03-22更新
|
173次组卷
|
3卷引用:甘肃省金昌市永昌四中2019-2020学年高二上学期期末考试数学(理)试题