名校
解题方法
1 . 函数
的图像大致为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dd672883afe50a1609e909f897f3200.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2卷引用:辽宁省大连市第十二中学2023-2024学年高二下学期6月份学情反馈数学试卷
名校
2 . 设函数
的定义域为
,且满足
,
,当
时,
,下列结论:
①
;
②当
时,
的取值范围为
;
③
为奇函数;
④方程
仅有6个不同实数解.
其中正确的个数是( ).
![](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/0acb74208dcbe73fd8cbd89bf86bd69c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/645d75ed821e2cae930b5433c27c5f94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1591d4244dcf5539a4ae98f554e91e61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1356529b99240cf586a0ee624be73c99.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4770abbde4102605920fefe983535ae.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d44ac5cb478916f81ef2d42911258aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a50188f84f379b3d0418c54cbade7d7.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e57fd4660ebab6bd1dfb11329036e6.png)
④方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4a73690a5521b20bb48807aff002933.png)
其中正确的个数是( ).
A.1 | B.2 | C.3 | D.4 |
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3 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8da2b31b4d8c7ef16c218d6d23cc534.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20856e9f876a3793bd2a56627a88cc63.png)
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4 . 已知集合
,则
的子集的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76854fd82a2bbef560d5760f5ebe4759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
A.16 | B.8 | C.4 | D.2 |
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3卷引用:江苏省无锡市江阴市两校联考2023-2024学年高二下学期5月阶段性练习数学试题
解题方法
5 . 已知函数
,
,
,若对于任意
,总存在
,使得
成立,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7b950f76b4cc7b9f8db2576c89e95fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11a84230b8c7928801e71709b3c061a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9bc8f11fd77a832e2f16e0387523c4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a49684ba67f71171321586f1a77ad4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e63bbadc6250f7139836ede33205550.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
6 . 函数
在区间
上的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9306a4337e92507c1209740f870c766.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9f88173ef0c29bedd0155b7893d2474.png)
A.0 | B.1 | C.2 | D.4 |
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解题方法
7 . (1)已知函数
,求函数
的解析式.
(2)已知
是二次函数,且
,求
的解析式.
(3)已知函数
满足
,求
的解析式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e2584acf4f606da6d0d2f800764c204.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b52265a268ea0d46a816309b91bd3d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7969bb5803ad5cd7e0bf032c85efd649.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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|
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2卷引用:天津市滨海新区大港油田实验中学2023-2024学年高二下学期第二次月考数学试卷
名校
解题方法
8 . 定义在R上的函数
满足
,且
,
①
的值域为
; ②
的最小正周期是4;
③当
时,
; ④方程
恰有4个实数解.
上述正确命题的序号是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac67215b94c77be50360a64b16cceeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5448a19cf9cf7970ffb209d5e9ffa267.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
③当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb2f360028740b06001ab1c3739c1fd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/350cbd2f5a3f5e72d5f0db5bd63964ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4bf4aa648b06d0a9f4782bcd0821d4c.png)
上述正确命题的序号是
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2卷引用:天津市滨海新区大港油田实验中学2023-2024学年高二下学期第二次月考数学试卷
9 . 给定函数
,
,对于
,用
表示
,
中的较小者,记为
,则
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7343e8f9118952329c5c1072caa9b0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/809a343cb6675bdecdaf348dcdcec099.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3859cd3de4d6d485df050b0f5321d6c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7ec451b88cfb21d69e12c7fedcd9f8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3859cd3de4d6d485df050b0f5321d6c6.png)
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|
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名校
10 . 设集合
,则集合A的真子集个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c20d75a825945638f76696e15c455aa.png)
A.7个 | B.8个 | C.16个 | D.15个 |
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|
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