名校
1 . 回答下列各题.
(1)求值:
.
(2)解关于
的不等式:
(其中
).
(1)求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef28c427f4ab6ba19a6346dcbaa18f5c.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/965d021202509620ab356d6a21fb374e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e10e1c43b86a8cd4360ca9b57232164.png)
您最近一年使用:0次
2020-12-14更新
|
311次组卷
|
3卷引用:福建省福州市永泰县第二中学山海联盟校2020-2021学年高一上学期数学期末联考数学试题
名校
解题方法
2 . 化简与求值:
(1)已知
,
,求
的值;
(2)计算:
.
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21580a309f33e63e7b805839248eea7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80c4266f962def23c1dc0bd66a502912.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae8aaf830ba8ed8a772923d908ee966e.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baf3a04b76360259bc3747bd14200583.png)
您最近一年使用:0次
名校
3 . 化简或求值:
(1)计算
;
(2)
.
(1)计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b311440b97a80b1cde1d2e439bc9507f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6ebf27daff7540169c0a46ba494d570.png)
您最近一年使用:0次
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解题方法
4 . (1)化简求值![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a82449d11124d3200cbbd494905dd16.png)
(2)已知
为锐角,且满足
求
的值;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a82449d11124d3200cbbd494905dd16.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47df179dfe55c58243e05dd59c80ef32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c862093858b9708d3c790d436bc9edda.png)
您最近一年使用:0次
解题方法
5 . (1)化简求值:
;
(2)已知a,b为正实数,函数
,若
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd33e3679607b06276ec7ad2c76b2e7b.png)
(2)已知a,b为正实数,函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b656c6571ae78f1e0d114a3a0805777.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249a976e88133f3b3733f09137cf5c42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b0113fd4c7d157757571f9a009e02af.png)
您最近一年使用:0次
名校
6 . 化简求值:
(1)
;
(2)已知
,求
的值.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd33e3679607b06276ec7ad2c76b2e7b.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef966cdd137b3b10e290201b4d17542e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249c98f95b2983e880982d72f083db67.png)
您最近一年使用:0次
2023-01-04更新
|
990次组卷
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7卷引用:福建省莆田第一中学2022-2023学年高一上学期期末数学试题
名校
解题方法
7 . 化简下列各式并求值:
(1)
;
(2)已知
,求
的值.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8b8525e7510ff9ea1f06579a182ff7c.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98f45a9b37ba7447d617428f7183eab6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d652b69fbe1d6757b72169730f0fcfde.png)
您最近一年使用:0次
2020-08-04更新
|
810次组卷
|
3卷引用:福建省罗源第一中学2021届高三10月月考数学试题
名校
解题方法
8 . (1)化简与求值:
;
(2)已知
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751024df1bb493606e437d4813c7bae2.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7fdccadfa7469825f8a5ccbf495c24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff030299953d54fcabe3268bf436edcb.png)
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2020-02-19更新
|
357次组卷
|
3卷引用:福建省泉州市2019-2020学年高一上学期期末数学试题
9 . 化简求值:
;
已知
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96ad64c338d274ceabecc4d0bc49daf6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d535d9bed3930f270b119a1c900f925e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dee5615c1aa969e88e7dfd98e487d86.png)
您最近一年使用:0次
2019-03-22更新
|
815次组卷
|
2卷引用:【全国百强校】福建省龙岩一中2018-2019学年高一上学期数学试题