已知集合
,
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/601563be0037b2686b4819023360f952.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5a50ef74a408c6719762e83850e5b75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
19-20高一·全国·课后作业 查看更多[1]
(已下线)【新教材精创】4.3指数函数与对数函数的关系练习(2)-人教B版高中数学必修第二册
更新时间:2020-08-24 09:43:00
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【推荐1】已知集合
,
.
(1)当
时,求
,
;
(2)若
,且“
”是“
”成立的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a1cc69e3c2742e24147859a27972261.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f78d36996ea466c38c4d593b8eb9b2f.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8da2a6acf320f44e9d93c2dd22d67653.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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【推荐2】已知集合
.
(1)求
、
;
(2)若全集
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c7aeed64cf7f803aefc7b858a319d8e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/908749791b57bf1fc246ccd0eb488b19.png)
(2)若全集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b109e426e848c161a79366657ca264dc.png)
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【推荐2】已知集合
,则当
时,求函数
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41078181679bd73c2f169f83fa51c54a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acfc595518cf752e1c7903dfff93dbda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99b161347f6a2fcfd9bf0acf1e8a03fa.png)
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【推荐1】已知函数
的定义域为集合
,集合
.
(1)求集合
;
(2)求
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fdf3a4e2c6c13bde7a5e15a35d2a423.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c44bbfa7624e9598ac12e31a7c8296df.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eda922978abb112ea099f28ff9ec1170.png)
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【推荐1】已知函数
,
(
且
),设
.
(1)求函数
的定义域;
(2)当
时,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9f5259857d6b712c5a2b93c1020ec14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60cb4aa475f6335ca98c30da2888e411.png)
![](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/cffa662f0273f0921c1fa4727f632395.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4acda6b6464db27e1ec18a1522406d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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【推荐2】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2412b5bba289fcbb1a094ddd065ec842.png)
(1)求满足方程
的
的值所组成的集合;
(2)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2412b5bba289fcbb1a094ddd065ec842.png)
(1)求满足方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/245e5c12f9f8d5b0741c72ec37c83f23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2180e18416d40abb243bd23984e7aba.png)
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【推荐3】已知函数
=
.
(1)判断
的单调性,并用定义证明;
(2)解不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9f3f7e65041def59569ef68017ce93.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afcb683c7a9f091a94075f01dd942d27.png)
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