名校
解题方法
1 . 已知
,
,且
,证明:
(1)
;
(2)
.
![](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/4a7dbc702617c765a573961953cc0901.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ba449a8e384c9696b21ec11f19e256.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef22557e767d36c91571675e964825e4.png)
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2024高三·全国·专题练习
名校
2 . 已知实数a,b,c满足
.
(1)若
,求证:
;
(2)若a,b,
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751e274e9107d780c39ba9c49d6daefb.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c25863514e359f6c6feabfd1477c815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d28512b04591f079d997d4e675394585.png)
(2)若a,b,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/829bdd79ab193cdd707c537b72f19251.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63a5b6a23f530bddc0b3b4ea826df429.png)
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解题方法
3 . 证明下列结论.
(1)已知
,试用综合法证明:
;
(2)已知
,且
,试用分析法证明:
.
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf04fe8895c10624636a815d3d752975.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0da537e5284dc9786845fca39a9ca913.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce613eaa5df46a50174085ef5d1087fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e56f4504e0f80fd031c8b5f41832e03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8954db00a1de8263871cf3e26965eb4b.png)
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解题方法
4 . 已知正数
满足
,证明:
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56667aabbe787eb1c3189d487d203e22.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d90c1f74a6822bbc41c181b52470f0.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bebeaecb8587e25f49693acb6c40b094.png)
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2024-03-03更新
|
168次组卷
|
3卷引用:考点7 基本不等式及其应用 --2024届高考数学考点总动员【讲】
(已下线)考点7 基本不等式及其应用 --2024届高考数学考点总动员【讲】【名校面对面】2022-2023学年高三大联考(4月)文数试题【名校面对面】2022-2023学年高三大联考(4月)理数试题
2024·全国·模拟预测
5 . 已知
.证明:
(1)当
时,
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1b8b32dd4e8910769e4176362d7b40b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05e84dbb03e8c627ff11d5c7aeb0c8b5.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd7ad23e894950eb21a3da9f40433e6f.png)
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2023高三·全国·专题练习
6 . 已知函数
的图象在点
处的切线方程为
.
(1)用
表示出
;
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b198677e91defa3ffba5e1865eb387c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e6e15daf7b14dbff32c390f4984dcfb.png)
(1)用
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9a475fec8ded321e10a6697319fb975.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb168665b95f30538130eb97fc99f722.png)
您最近一年使用:0次
7 . 证明下列不等式
(1)已知
,
,
,且
,求证:
.
(2)已知
,
,
,求证:
.
(1)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/8cec12441802f71e803efaf2c62ee588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751e274e9107d780c39ba9c49d6daefb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/135125d796a469155fc4a22dc6be3d10.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061813f1ec633c5c4c393c4de7938322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cad3aaeb5b444feb152378278f68863.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5cc7582a7b091b3f0f5a51325e1d0a1.png)
您最近一年使用:0次
名校
解题方法
8 . 已知正数
满足
.
(1)若
,求
的最小值;
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6054a344e7a525f65b1344ecf222529.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/980ab4deb9e7f2bc9288787f5243a4d2.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/844435b1ad835a082e6b15fbbea0678c.png)
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2023-12-21更新
|
319次组卷
|
3卷引用:考点7 基本不等式及其应用 --2024届高考数学考点总动员【练】
(已下线)考点7 基本不等式及其应用 --2024届高考数学考点总动员【练】陕西省榆林市十校2024届高三上学期12月联考数学(文)试题名校教研联盟2024届高三上学期12月联考(全国卷)数学(理)试题
名校
解题方法
9 . 已知
是实数,且满足
,证明下列命题:
(1)“
”是“
”的充要条件;
(2)“
”是“
”的充分条件.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e56f4504e0f80fd031c8b5f41832e03.png)
(1)“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7191888571b035030e43e1ff327117b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c33ac81a1325ac63e1c01968f35773be.png)
(2)“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/443f04296cad09431991ebdb23034c92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ac83c4567e80668310da59a64e0478a.png)
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2023-11-22更新
|
134次组卷
|
3卷引用:1.2常见逻辑用语(高三一轮)【同步课时提升卷】
(已下线)1.2常见逻辑用语(高三一轮)【同步课时提升卷】安徽省阜阳市临泉第一中学等鼎尖教育2023-2024学年高一上学期11月联考数学试题重庆市部分学校2023-2024学年高一上学期期中数学试题
2023·全国·模拟预测
10 . 已知正数
,
,
满足
,证明:
(1)
.
(2)
.
![](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/3fd9e365eec43d1200ee1d5a0b559ee3.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c79bb1871fa70b9796f41dacde13bd0.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e644b5ea232a501c2ee7c1b4e2d41d19.png)
您最近一年使用:0次