1 . 函数
的最小值为0,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70e5e547fcc750fea162da2fa5055f06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
您最近一年使用:0次
2023-09-05更新
|
392次组卷
|
3卷引用:浙江省台州市2022-2023学年高一上学期期末数学试题
解题方法
2 . 近年来垃圾分类已经成为我国生态文明建设中不可或缺的一环.垃圾分类的目的是提高垃圾的资源价值和经济价值,减少垃圾处理量和处理设备的使用,降低处理成本,减少土地资源的消耗,具有社会、经济、生态等几方面的效益.某地街区呈现东-西、南-北向的网格状,相邻街距都为1,现规划局批准两街道相交的点为居民销售点.若以互相垂直的两条街道为轴建立直角坐标系,要想把坐标为
、
、
、
、
、
的六个居民销售点其中的一个改作垃圾分类点,且要使另外5个居民销售点沿街道到该垃圾分类点之间路程之和最短,则以下哪个点适合( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bad9a4a9365dc43f23c27b9a64426a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb4e71593587f76bc6f8cdd3dc54e605.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/881fe2df23c5a0fe1d1fecbe9ffa55fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad42625f296d2a4b65180e2f7b776beb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8ce2830528c2ea6b5d4df0c77644e33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc1763a420cbcde04719e7f980628352.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/14/f2f31609-78ed-46f6-98a2-06ed7d35975c.png?resizew=205)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
3 . 已知
,
,
,函数
.
(1)若
,关于
的不等式
对任意
恒成立,求
,
的值;
(2)若
,
,
,关于
的方程
有两个不相等的实根,且均大于
小于
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33f306d2b261f4c39a9fc0858d96e647.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a90385c676848de67293e3ed6bc000fe.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6037ca42259ce9c21b8cf293113914c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b5471b5cd78e6b6ad2bb4a29a5b23a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4580cc037c0c760c728cdbb74a8154c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13fa32c1e926f40a0722d106563777ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
您最近一年使用:0次
名校
4 . 已知
:
,
:
,且
是
的充分不必要条件,则实数
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00185456392d9de8e6f96883dad1736c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30ede92be399cea274a9e96c63ab4cf6.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
2022-09-29更新
|
1591次组卷
|
8卷引用:浙江省金华市曙光学校2022-2023学年高一上学期10月第一次阶段考试数学试题
浙江省金华市曙光学校2022-2023学年高一上学期10月第一次阶段考试数学试题北京师范大学附属中学2023届高三上学期数学第二次大单元练习题数学试题河南省洛阳市第一中学2022-2023学年高一上学期12月月考数学试题(已下线)专题01集合与常用逻辑用语上海市南洋模范中学2022-2023学年高一上学期期末数学试题1.2常用逻辑用语-2022-2023学年高一上学期数学北师大版2019必修第一册(已下线)1.2.3 充分条件、必要条件(第1课时)-高一数学同步精品课堂(人教B版2019必修第一册)云南省昆明市西山长水实验中学2022-2023学年高一上学期数学质量检测试题(二)
解题方法
5 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54536edb39deaca341f596d300b923d3.png)
(1)若
是偶函数,求实数
的值;
(2)当
时,求函数
的单调区间;
(3)当
时,若
对任意的实数
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54536edb39deaca341f596d300b923d3.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1376168658dbe7f5b7f4d75fb1db545a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43f4185f39a0719e89b1a5954b62c926.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
6 . 已知函数
(
).
(1)若
,求函数
在
上的最小值;
(2)若
,且不等式
在
上恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2814fc363664bbb6f1edaa1330998474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773ca22fc12ade9e60dbc749ba5cfa73.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70b55b3a3f1324c1935c84061a22581e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f22fec5a381ae8aca93d876e54c79de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb584bbe5dbf0438934967b942521013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2022-08-04更新
|
348次组卷
|
3卷引用:浙江省绍兴市诸暨市2021-2022学年高二下学期学考模拟(6)数学试题
解题方法
7 . 已知函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dc3e1299531835cc80f165ef66dfecb.png)
.
(1)当
时,求
的单调区间;
(2)对任意的
,总存在
(
互不相等),使得
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5aacaaf46c177f1e4c72c4f69dc1bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dc3e1299531835cc80f165ef66dfecb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/809be72e8ed4fcdd9fb5c16b7c588967.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
(2)对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af19c6415596218faa7dd1a83126c00a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc1593f0b67b98e0a4aac7754f9813ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b8ec9d4206ea66a02de5c4a1e1e911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dece882ba55dc9b12ca11aa53b7ad38b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
8 . 已知函数
,其中
.
(1)当
时,解关于
的不等式
;
(2)若
,
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b17a4b14ea764bdbe93aea9359bb7a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5967cc62862986840af4dd29df4bcc41.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cfe951c0b4ddd9d007a147bef01a0c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
真题
解题方法
9 . 已知
,若对任意
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/360ff131c51a4ef6745538c18cec92c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b86eac626daa4e608f11e00446461923.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-06-10更新
|
6893次组卷
|
7卷引用:2022年新高考浙江数学高考真题
2022年新高考浙江数学高考真题(已下线)2022年高考浙江数学高考真题变式题19-22题(已下线)2022年高考浙江数学高考真题变式题7-9题(已下线)易错点18 不等式选讲(已下线)专题2 2022年高考“集合、常用逻辑用语、不等式”专题解题分析甘肃省天水市等2地2023届高三上学期期末理科数学试题专题02函数
解题方法
10 . 已知函数
,(
是实数)
(1)若
,求关于
的方程
的解;
(2)若关于
的方程
有三个不同的正实数根
且
,求证:
①
;
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c89ad4653e2dfd5ac801f6c591125930.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28638f8c054a7bb4d9b46fde330bc76f.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5e27879428f93e05245c9fd861fcb71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67f266b8ffa43e3ed5302060fbee8dc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d51dd63e59efc11f8ddfb3e0569fb0d.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd43382118c285deb8627635e7277cfb.png)
您最近一年使用:0次