名校
解题方法
1 . 在同一平面直角坐标系中,二次函数
与指数函数
的图像关系可能为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53be61cd85ec86aabd164cae0265246b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f61fc15df4f32a3fa2fc9c89cafaa108.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-11-13更新
|
592次组卷
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4卷引用:上海市闵行第三中学2023-2024学年高一上学期12月月考数学试题
上海市闵行第三中学2023-2024学年高一上学期12月月考数学试题上海市朱家角中学2023-2024学年高一上学期期中数学试题(已下线)第四章 幂函数、指数函数与对数函数全章复习-【倍速学习法】(沪教版2020必修第一册)(已下线)专题11指数函数 -【倍速学习法】(沪教版2020必修第一册)
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2 . 如果
表示不超过
的最大整数.若
,则
为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1a92a6853dde14cb1ef8bab7ee8e37f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
A.0 | B.![]() | C.![]() | D.![]() |
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3 . 已知集合
为非空集合,
.
(1)当
时,求
,
;
(2)求能使
成立的实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab61a1d7dc6336ac10a747a86a646725.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3914344b7f6b890301c36da07ca784f.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36e15cbd7c42d7b15d7ba8d2b28ab8df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)求能使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa39a289220f0997746805a97c6f1023.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
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解题方法
4 . 已知集合
为非空数集,定义:
,
.
(1)若集合
,直接写出集合
,
;
(2)若集合
,
,且
,求证:
;
(3)若集合
,
,记
为集合
中元素的个数,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa672190789c9323a5e7d9faca9537e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb667e8ca3fa4da816ae4b1db37acb72.png)
(1)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4863b95f36a4af59514b7c77e02e30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7591668ec1bc5e8b1f2c4dba4835d1b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3604274ad6707a906eba371a9e884144.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c76ad1e03a6ba59e8164e37c5e7e063e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb1868c8a0db983c9cc2695294fa03b1.png)
(3)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66b87567353651a37c997db18e8bfcb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30a6a3d1be93cf6d16ee6e0ce0497f46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc8279d9dd0b7750953cb9e2098b3b90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc8279d9dd0b7750953cb9e2098b3b90.png)
您最近一年使用:0次
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5 . 在天文学中,天体的明暗程度可以用星等或亮度来描述,两颗星的星等或亮度满足:
,其中星等为
的星亮度为
,已知太阳的星等是
,某天体的亮度是太阳的
倍,则此天体的星等约为______ .(精确到
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9fa55af5bf8cfa2517d0955898ffa53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc9369d6e6f9022be0f24b7e0c7f86d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43b870b0328723b5ae66ea7ae7627b1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2fa8a3b0794f34fbda5410dbc99e2e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b53c7539ed297ea63b9ace6f5cc58ca8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a87796ee30e6c5d5e6b6285b32abe10c.png)
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6 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/badd09492943d48cf93b3a84bf6b0b57.png)
______ .(用
、
表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b532137d54b11624d2756c187b24ce2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56f4fc63a076816b9b61980c31a74708.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/badd09492943d48cf93b3a84bf6b0b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
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2023-11-10更新
|
1128次组卷
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3卷引用:上海市七宝中学2023-2024学年高一上学期期中数学试题
上海市七宝中学2023-2024学年高一上学期期中数学试题(已下线)4.3 对数(6大题型)精练-【题型分类归纳】(人教A版2019必修第一册)安徽省合肥市第四中学2023-2024学年高一上学期12月月考数学试卷
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7 . 设
,若关于
的不等式
无解,则
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d3e63f0418d305e35d4a02c2e646bdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
8 . 已知集合
,
,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd428c972128a61b81f45ba9d9fbff5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49da4d3d292bc12130ea2b03b6bc08f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
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9 . 已知函数
,若实数m,n满足
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7994aca8d4a682b9ed13496b3867e7b2.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfa2a44323733b81f16f6ea909781c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cae3636ed14a7e916478b723a4d1fa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d3e478e3a33d3eb502ea5f42bf42d8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7994aca8d4a682b9ed13496b3867e7b2.png)
您最近一年使用:0次
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10 . 已知函数
是定义在
上的奇函数,当
时,
,若关于
的方程
恰有4个不相等的实数根,则实数
的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/062b17821ec1177458aa0959c9f8525a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16843ed627c84191ce4a4a73a87348e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.0 | D.![]() |
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2023-11-06更新
|
527次组卷
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4卷引用:上海市闵行区六校2024届高三上学期期中联考数学试题
上海市闵行区六校2024届高三上学期期中联考数学试题(已下线)第5章 函数的概念、性质及应用单元复习+热考题型-同步精品课堂(沪教版2020必修第一册)浙江省余姚中学2023-2024学年高二下学期期中考试数学试题广东省揭阳市揭东区2023-2024学年高一下学期期中教学质量监测数学试题