名校
解题方法
1 . (1)已知x∈R,比较
与
的大小;
(2)已知正数a,b,c,满足
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d800f03de80068a1172beac3a2c75587.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/201a886f9a6d757e87e1a5fd404eb5a3.png)
(2)已知正数a,b,c,满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751e274e9107d780c39ba9c49d6daefb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/135125d796a469155fc4a22dc6be3d10.png)
您最近一年使用:0次
2022-10-03更新
|
536次组卷
|
2卷引用:江苏省连云港市新海高级中学2023-2024学年高一上学期10月月考数学试题
名校
解题方法
2 . 已知不等式
的解集为
.
(1)求
、
的值,
(2)若
,
,
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51acab82bc9179698145f7e834720a31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de8610232c77741a37463feba1a66c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/194d49965dad3d8a71a2edbf3ae4fdc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a62d8481c22c7b43ffe891ae5b30b089.png)
您最近一年使用:0次
2022-09-19更新
|
634次组卷
|
3卷引用:江苏省常州市平陵高级中学2022-2023学年高三上学期期初测试数学试题
3 . (1)已知
,
,
,求证:
;
(2)已知a,b,c为不全相等的正实数,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cec12441802f71e803efaf2c62ee588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfbefc06b3b4e54a6a1690e870efc69b.png)
(2)已知a,b,c为不全相等的正实数,求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35f0514c4015765d1b12b76f4df81215.png)
您最近一年使用:0次
21-22高一·湖南·课后作业
解题方法
4 . 证明不等式:
(1)若
,
,
,
都是正数,求证:
;
(2)若
,
,
是非负实数,则
;
(3)若
,
是非负实数,则
;
(4)若
,
,则
.
(1)若
![](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/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2e7387a3fbab6508695365955f55258.png)
(2)若
![](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/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d92a6b95fdfdedb405447340293bdc.png)
(3)若
![](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/727ff3ac24b506706045956c16336f94.png)
(4)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19339e3904e9541ff26b30ae5f1242b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4f58b9bc974b789928f6490acb43fb3.png)
您最近一年使用:0次
名校
5 . 定义:若函数
的图像上存在一点
与
的图像上一点
关于
轴对称,则称
与
具备“
关系”.
(1)若
,
,判断
与
是否具备“
关系”,请说明理由;
(2)若
与
具备“
关系”,求实数
的范围;
(3)若
,且
与
不具备“
关系”,求整数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e840d9a22aac315bce6536ec9c4735b.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a640818fdedef829218c5f7d2f493012.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/110fbc71a21e89938e1a29856e2873de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e840d9a22aac315bce6536ec9c4735b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97a6ac96f175cc55e1842d2bf33c55f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c62e0979836f46d47d370255c23cf3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e840d9a22aac315bce6536ec9c4735b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e10e1c43b86a8cd4360ca9b57232164.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f9d057a3c11281e50e66bf85c5ec51a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aae4b2a47a190f9a11fd8bd7ead2b5e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e840d9a22aac315bce6536ec9c4735b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
6 .
ABC中,内角A,B,C所对边分别为a,b,c,
.
(1)求
;
(2)若
,求△ABC的中线AM的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4cba95fc7d4853a243f8e3fb20ce70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79f58ee901b9b2fcb8477ef79df5c404.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc7407d82d6e55b969d34e937ce36f3d.png)
您最近一年使用:0次
2022-04-06更新
|
1005次组卷
|
7卷引用:江苏省南京市金陵中学河西分校2021-2022学年高一下学期阶段性检测数学试题
江苏省南京市金陵中学河西分校2021-2022学年高一下学期阶段性检测数学试题湖北省恩施州2021-2022学年高三上学期第一次教学质量监测数学试题(已下线)专题02 解三角形(中线问题)-【解题思路培养】2022年高考数学一轮复习解答题拿分秘籍(全国通用版)河北省石家庄市第一中学2022届高三上学期第二次学情反馈数学试题(已下线)专题08 解三角形(选择题、填空题、解答题)-备战2022年高考数学(文)母题题源解密(全国甲卷)(已下线)专题12 中线、高线、角平分线问题-【重难点突破】2021-2022学年高一数学常考题专练(人教A版2019必修第二册) 甘肃省张掖市某重点校2022-2023学年高三上学期第三次检测数学试题
名校
解题方法
7 . (1)已知
,比较
与
的大小;
(2)已知正数
,满足
,证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20477efc76021f1b98afc0d52841749b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03faf5bcd178a8e477e61ec887d82823.png)
(2)已知正数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751e274e9107d780c39ba9c49d6daefb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0f35ac89aba836038ab65f04b3e4561.png)
您最近一年使用:0次
名校
解题方法
8 . (1)已知a,b,x,
,且
,
,试比较
与
的大小.
(2)已知
,
,且
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2519954ec2deabecd7e057886fa4023c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec8201ff29a2091d40eee10db6bbc1f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b21208364124b5c477b2ff8df1c2e8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01ee8a678f431a14c7c6c1a6088d057c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46950cf924aff835a6aa4bf477c27b24.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca27cc54ca0332245f5167488daa3408.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f666eada92511beab60540a7e201b769.png)
您最近一年使用:0次
2021-11-12更新
|
327次组卷
|
3卷引用:江苏省常州市田家炳高级中学2021-2022学年高一10月份调研数学试题
20-21高一·江苏·课后作业
解题方法
9 . 证明下列不等式:
(1)
;
(2)
;
(3)若a,
,则
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffe4d5d2659300ca5539f228fab5e4d7.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0defbce6e08542fbcf1f527a6d8cd85.png)
(3)若a,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72a8f4f4b9a63a58c3a4b53bd5b770d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e59fdaf498ee257fd1ab3f8e7416fce5.png)
您最近一年使用:0次
20-21高一·江苏·课后作业
解题方法
10 . 求证:
(1)当
时,
;
(2)当
时,
.
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1fe2115d883d13561e28006d3f6143b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e38cf43883ac8a07cd87188b2f796fb.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efeea5d459ef128233f5e84a72a3d95a.png)
您最近一年使用:0次