解题方法
1 . 某同学在研究函数
的性质时,受到两点间距离公式的启发,将
变形为
,则下列关于函数
的描述正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bacd70076975711ff14f8461257b5e09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed503b17714306de7fb9e9e3f54467f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() | B.![]() |
C.![]() ![]() | D.方程![]() |
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解题方法
2 . 已知函数
有唯一零点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73fa2e517a6968c594eefe5411f2642f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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解题方法
3 . 已知函数
,
的定义域均为
,
,
连续可导,它们的导函数分别为
,
.若
的图象关于点
对称,
,且
,
与
图象的交点分别为
,
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51350a90203fcdc2d500a89061b7f52d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab8a0cc6504aa4c3a38006f5394b4c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed600fa205b2d66c6a841c29fc135167.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5275143b1335bf2ec2e575cc257f79fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56720e2f2b0ddd72156da495923698da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2852ae85cfcc804b3192ea8543c88938.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa5e9bd516f6282483b92cfe6074623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c9fcb59a6fd0b9858e01a7079767a86.png)
A.![]() |
B.![]() ![]() |
C.![]() ![]() |
D.![]() |
您最近一年使用:0次
2023-02-03更新
|
933次组卷
|
5卷引用:浙江省浙里卷天下2023届高三一模数学试题
名校
解题方法
4 .
是定义在R上的函数,
,函数
为偶函数,且当
时,
,下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a011db3262d262db247f4204c15f8b63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fe17821ea81c6fec60bd5273901bd50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/998485ffeb46a0412ff1a0f814429257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d4cd02b69b76000f9b9826d9929a324.png)
A.![]() ![]() |
B.![]() ![]() |
C.![]() ![]() |
D.![]() |
您最近一年使用:0次
2023-01-13更新
|
677次组卷
|
3卷引用:浙江省衢州第三中学2022-2023学年高一下学期5月月考数学试题
5 . 已知函数
,若
、
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cec0941ab371a611fe5322024a74e28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dd0914dc4d4c7f75710ff460a286fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4362b10810c860d9dedcb0bb84a60194.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfd531353a0289e98d6e608ef3da2eb8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 已知函数
,若存在非零实数
,使得
成立,则
的最小值为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e0be5afa2a9e64ec663846e1b4c1404.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344c62b469b3d98f80d6ad4069790ade.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6f164e2348de7d9967b1832004db124.png)
A.![]() | B.![]() | C.16 | D.4 |
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2020-09-12更新
|
986次组卷
|
5卷引用:浙江省衢州二中2018届高三下学期第二次模拟考试数学试题
浙江省衢州二中2018届高三下学期第二次模拟考试数学试题(已下线)考点11 二次函数与幂函数(考点专练)-备战2021年新高考数学一轮复习考点微专题(已下线)1.5 平面上的距离(1)-2021-2022学年高二数学同步培优训练系列(苏教版2019选择性必修第一册)(已下线)2.3 直线的交点坐标与距离公式-2021-2022学年高二数学同步速效提升练(人教A版2019选择性必修第一册)【学科网名师堂】(已下线)专题07 直线和圆的方程的压轴题(一)-【尖子生专用】2021-2022学年高二数学考点培优训练(人教A版2019选择性必修第一册)
7 . 函数
的图象恒过定点________ ,若函数
的图象的对称轴为
,则非零实数
的值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8db3a22fc0f19bf3f554c93fb454f34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2019-01-31更新
|
307次组卷
|
2卷引用:【校级联考】浙江省衢州五校2018-2019学年高一第一学期期末联考数学试题
解题方法
8 . 已知定义在
上的奇函数
满足
.若当
时,
,则直线
与函数
的图象在
内的交点的横坐标之和为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87e04b4cd16224102ef696222caa56ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3e46371f310e03a153a1698aad9d4c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01e47d77aa8a3cff15aaa7e1e893c761.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2f3fa679bb55ded25a9b72a8e788cb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0891cb7262ba76cdcd1ddd0b69d1c725.png)
您最近一年使用:0次
2018-11-18更新
|
684次组卷
|
2卷引用:浙江省衢州四校2018学年第一学期高一期中考试数学试卷
名校
9 . 已知函数
,则下列关于函数
图像的结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df6892716038e1e09e8d47554562dfb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
A.关于点![]() | B.关于点![]() |
C.关于![]() | D.关于直线![]() |
您最近一年使用:0次
2018-11-18更新
|
807次组卷
|
3卷引用:浙江省衢州四校2018学年第一学期高一期中考试数学试卷
10 . 函数
的定义域为
,对定义域中任意的
,都有
,且当
时,
,那么当
时,
的递增区间是.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07f88c423db06edfcb8d2e7a6edab505.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/726240335bcd0d23a641c7de9ee72e7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55cd8b0be2229425e6eaa6c0aed2e062.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c938d39dd3106cd700265151741e18e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e92e622e0dbd757c15afd02e7337254c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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