1 . 已知函数
.
(1)求
的单调区间;
(2)若方程
有两个不同的解,求实数
的取值范围;
(3)当
时,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b65a5bdc75d7827fc796b5691b92f743.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/577ae7344fd256ae4c8034a4c5fc83fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2fb40a36a293471742ce75f6b9635b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d7ecb9358ec36890d25ca186a9e3143.png)
您最近一年使用:0次
2021-06-21更新
|
673次组卷
|
3卷引用:专题4.5 《导数》单元测试卷- 2022年高考数学一轮复习讲练测(新教材新高考)
(已下线)专题4.5 《导数》单元测试卷- 2022年高考数学一轮复习讲练测(新教材新高考)辽宁省名校联盟2020-2021学年高二6月份联合考试数学试题 辽宁省重点中学2020-2021学年高二6月联考数学试题
2 . 已知
,函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b79c6d96755e83b8ddddc66776067d7.png)
(1)若
,求函数
的定义域;
(2)设
,若对任意
,函数
在区间
上的最大值与最小值的差不超过2,求
的最小值;
(3)若关于
的方程
的解集中恰好只有一个元素,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b79c6d96755e83b8ddddc66776067d7.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e4a82b674b3f4a99a333fc0fdaf73ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c82dca4a0e082b5cbdb1beb6f4d1e2f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/536116f508b29d854d2d4f7a6ccfc014.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
3 . 已知
,函数
.
(1)设
,若对任意
,函数
在区间
上的最大值与最小值的差不超过2,求a的最小值;
(2)若关于x的方程
的解集中恰好只有一个元素,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aca644b65c317e225822c17ac8a50d7.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d313a6a5a00cb6fbb62c70a1fd036722.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48222eea9755a7c7635578031a573bc4.png)
(2)若关于x的方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64b29ed3afcd12f61ec942b641b709c2.png)
您最近一年使用:0次
2021-01-29更新
|
677次组卷
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6卷引用:浙江省杭州市桐庐中学2021-2022学年高一上学期12月阶段性测试数学试题
20-21高一·浙江·期末
4 . 若函数
.
(Ⅰ)当
时,求
的单调递增区间(只需判定单调区间,不需要证明);
(Ⅱ)设
在区间
上最大值为
,求
的解析式;
(Ⅲ)若方程
恰有四解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ec8da0729560de7290b6bd8ce4f4dac.png)
(Ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(Ⅱ)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/187d8df1f4c4673d12c1d0608534de23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52a7b7c834d06f3e28a339db94690172.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94174e96a4cd4b0fe56803d3b1714b34.png)
(Ⅲ)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e2b96dab35350a8f16b9f19c097ead5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
5 . 设
,已知函数
.
(Ⅰ)当
时,判断函数
的奇偶性;
(Ⅱ)若
恒成立,求
的取值范围;
(Ⅲ)设
,若关于
的方程
有实数解,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f64663000c9c761e53f018a9b54cd468.png)
(Ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17dee19e20ec748f8003a201f1d32539.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(Ⅲ)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dd0914dc4d4c7f75710ff460a286fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11f3dc4126f14210cd5d7ce715547053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c925be255ca736a53b24d13ddede1a86.png)
您最近一年使用:0次
19-20高一·浙江·期末
6 . 设函数
.
(1)当
时,用
表示
的最大值
;
(2)当
时,求
的值,并对此
值求
的最小值;
(3)问
取何值时,方程
在
上有两解?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e47531fdba8c32e5e88f800ae9db676b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f274f1247962a5b263183922fedfa086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a239d924a26dbc7f33052c63a20a327a.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6c8f016a47af22f4c41a25c1f6c7593.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)问
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6f6053650ea5ba17aad9550ce293536.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2e950e8a7181cb37bbddc6010fd87a2.png)
您最近一年使用:0次
名校
解题方法
7 . 已知函数
.
(Ⅰ)求方程
的实数解;
(Ⅱ)如果数列
满足
,
(
),是否存在实数
,使得
对所有的
都成立?证明你的结论.
(Ⅲ)在(Ⅱ)的条件下,设数列
的前
项的和为
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c568ccd3aa8a7a5161cf394030b94968.png)
(Ⅰ)求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd689fbacfbe6c1bd0953521bbf3638b.png)
(Ⅱ)如果数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cfb19f0c37a72b33083ae9319f11a74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6baa2eb274e9af7cc5c78b9b8f1fc13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
(Ⅲ)在(Ⅱ)的条件下,设数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a2b4c25547664c0ebc2da393109ad1.png)
您最近一年使用:0次
2020-10-30更新
|
156次组卷
|
5卷引用:2017届浙江省名校协作体高三下学期考试数学试卷
2017届浙江省名校协作体高三下学期考试数学试卷浙江省温州中学2016-2017学年高一下学期期中考试数学试题2019年浙江省台州五校联考高三上学期阶段性考试数学试题(已下线)专题7.5 数列的综合应用(讲)-2021年新高考数学一轮复习讲练测(已下线)专题7.5 数列的综合应用(讲)- 2022年高考数学一轮复习讲练测(新教材新高考)
8 . 已知
,函数
.
(1)当
时,解不等式
;
(2)若对
,不等式
恒成立,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89a2d7c67748749a033294d20ec56360.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7afd2ab66f83a0d2fecda892d06e2e7a.png)
(2)若对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/363976a980d8bdd2e6ed37511689009b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36ebabb00d2010a32bd0b296696d4176.png)
您最近一年使用:0次
2020·浙江·模拟预测
名校
9 . 已知函数
,
.
(1)求证:
有两个不同的实数解;
(2)若
在
时恒成立,求整数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a10b2fc16709a3dabf8e35fbe1027183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df06bdef1d4a203b4174851bc270cfe5.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9587df831df1af5e7dd6be5fdc7bd8ce.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b54b110ec8ae2d3c75fc0c233fdf31b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2020-07-04更新
|
339次组卷
|
4卷引用:浙江省绿色联盟2020届高三下学期高考适应性考试数学试题
(已下线)浙江省绿色联盟2020届高三下学期高考适应性考试数学试题重庆市2021届高三上学期第一次预测性考试数学试题安徽省黄山市屯溪第一中学2020-2021学年高三上学期10月月考数学(文)试题宁夏六盘山高级中学2021届高三上学期期中考试数学(文)试题
10 . 已知△ABC中,函数
的最大值为
.
(1)求∠A的大小;
(2)若
,方程
在
内有两个不同的解,求实数m取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c45e51e69073a6c1d54190963c23466.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
(1)求∠A的大小;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/027241fa73324cf05bd97285cb67a763.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f20a1fad4ad463807c3740c5a2719be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/336496c3471c109b4b8e7e9f66cf7c96.png)
您最近一年使用:0次