名校
1 . 已知函数
,且函数
的值域为
.
(1)求实数a的值;
(2)若关于x的不等式
在
上恒成立,求实数m的取值范围;
(3)若关于x的方程
有三个不同的实数根,求实数k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a36fb3a138afc1d44cac07eb88f7f0f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bdfed8d6862125dc1fecfce0322a750.png)
(1)求实数a的值;
(2)若关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6f3b7bccbff4b1d92e16146acba4894.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeb49dbba01c4ff5f686ffc8828351b2.png)
(3)若关于x的方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b14309fb976e5e957158b23961614b28.png)
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2020-12-27更新
|
798次组卷
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6卷引用:安徽省皖北县中联盟2020-2021学年高一上学期第二次联考数学试题
安徽省皖北县中联盟2020-2021学年高一上学期第二次联考数学试题湖南省郴州市嘉禾县第一中学2020-2021学年高一上学期第四次月考数学试题安徽省淮北市第一中学2022-2023学年高一上学期第三次月考数学试题湖南省常德市临澧县第一中学2020-2021学年高一上学期期末数学试题(已下线)思想03 运用函数与方程的思想方法解题(精讲精练)-2(已下线)第03讲 幂函数与二次函数(练习)
名校
解题方法
2 . 已知函数
,其中
.
(1)求函数
的定义域;
(2)若函数
的最小值为
,求实数a的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6e0616bd01816e466ec63d76496fe06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7326ea56be82bd616fec7e6aa3c884c8.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
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2020-12-27更新
|
171次组卷
|
3卷引用:安徽省皖北县中联盟2020-2021学年高一上学期第二次联考数学试题
名校
解题方法
3 . 已知函数
的解集为
.
(1)求
的解析式;
(2)当
时,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ccbaeff234583706edfa167c874e53c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/148d97803c3b16893ced41ad5cd9aba4.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94f2464532dc188a9385f3863136875e.png)
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2020-12-27更新
|
145次组卷
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5卷引用:安徽省皖北县中联盟2020-2021学年高一上学期第二次联考数学试题
名校
4 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b2bc2c2554d3c6c9b05a990518b924d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1417364aedd6eb109cf1dc9510dfb55d.png)
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名校
解题方法
5 . 已知函数
是奇函数,
是偶函数.
(1)求
和
的值;
(2)设
,若存在
,使不等式
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce5e2a4a933dfc9e905cd0ad8e40cd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d80464446a47f50a17a7160abb3a776.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d6d6d70e4fe25a1bc8ab4895e16040a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70a8f9bae6c3872e9ec167fd49133323.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
6 . 已知定义在
上的函数
是偶函数,且
时,
.
(1)当
时,求
解析式;
(2)当
时,求
取值的集合;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c198d098ff56c4dec2bff29b1338596b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6d9efca9dbcc57d98d166c0672bc24b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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7 . 计算:(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37f688c592e9f449397ca4101c984e1c.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37f688c592e9f449397ca4101c984e1c.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c589f3ed8d29a5a961ff37b30b585b41.png)
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解题方法
8 . 已知集合
或
,
,
,
.
(1)求
,
的值;
(2)若
,
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31f37d583d00773e2f5957fb313dee4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b4ddadbdc40a81d7310dd69c14f40a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccae8fd087fe518d496e7f40d6c839a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ee61fcc91049ea4b2ea77111597184a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95321d0e551daa25104d32157249c23d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9369b79ad50b40f3684ecad62d8913d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07241606934d6c75cf04455979d0e1b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
9 . 已知函数
(
且
).
(1)若函数
的图象不经过第二象限,求
,
的取值范围;
(2)当
时,
在区间
上的最大值与最小值之比为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a33dc3326e335a7e519b86093a53fb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a3c442579603164f3fc19458677d307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c1756b564bf1d998d8179637011c88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b1dcdac71e394e495d069f64e1f1ce9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2020-12-26更新
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2卷引用:安徽省宣城市名校2020-2021学年高一上学期12月阶段联考数学试题
10 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8df223ec7306bb32674255c85509250.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b5e5e018aeeb5215490350acfaf109c.png)
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