1 . ⑴若
,试求
的值;
⑵计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3017613fd3cf262d07945c04604febb0.png)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f86900880196893f3d5ebc687e413b9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94987f47504e21ccc3cd7ce940bdc092.png)
⑵计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3017613fd3cf262d07945c04604febb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c09e43f951a88f2dc537798d30974cc5.png)
您最近一年使用:0次
名校
2 . 计算:
=_________________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1523b135c8b6083a17ec4715de78326.png)
您最近一年使用:0次
2017-11-22更新
|
822次组卷
|
3卷引用:福建省福州市八县一中(福清一中,长乐一中等)2017-2018学年高一上学期期中考试数学试题
3 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63e78e381232f14a4f8d2b18ac7d05e6.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63e78e381232f14a4f8d2b18ac7d05e6.png)
您最近一年使用:0次
2018-12-12更新
|
407次组卷
|
3卷引用:福建省龙海市第二中学2020-2021学年高一上学期期中考试数学试题
4 . 计算:(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d3a5cd742a725aa56ed441841249a6e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d3a5cd742a725aa56ed441841249a6e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c45ea735650ce55a6e41c1c33e8755e3.png)
您最近一年使用:0次
2019-12-15更新
|
232次组卷
|
2卷引用:福建省泉州市泉港六中2019-2020学年高一上学期第二次月考数学试题
名校
解题方法
5 . (1)计算:
.
(2)已知
,求
的最小值与最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c491f58d69155a2999142991b47212.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e347b2b13e28b090ba15607492546c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c75a5cd3e69559875ba640553333efc.png)
您最近一年使用:0次
6 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae0426bb11a3f0d3e9d1e7ed67b53b80.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/978d5c275aff036e43df7228ea8a7546.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae0426bb11a3f0d3e9d1e7ed67b53b80.png)
您最近一年使用:0次
2018-12-10更新
|
272次组卷
|
2卷引用:【校级联考】福建省泉州市安溪一中、养正中学、惠安一中、泉州实验中学四校2018-2019学年高二(上)期中数学试题
7 . 已知
,
(1)求
的值
(2)求
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83d08a92e6ed65682f54180581ed304a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11afbd452f2fcd40ae32c26055a68ec1.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ca629d2c1f30d486a945ce38e8be60c.png)
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8 . (1)若
,化简:
.
(2)若
,试用a,b表示
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2684b72f9f38f5046c8ecd4280b7b14b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad714756e2e8bc217b8fd3e8132d7d69.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d586be112cea35ce289229e22bef7dd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e14ba2bde419d29c9ed31c4db7b9a95.png)
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9 . 计算(Ⅰ)
;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72e81254e3f7abe6e86799f013ae97ec.png)
(Ⅱ) .
您最近一年使用:0次