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解题方法
1 . 已知定义域为R的函数f(x)满足f(﹣x﹣1)=f(x﹣1),且f(x﹣1)的图象关于直线x=1对称,当x∈[0,1]时,f(x)=x3,记函数g(x)=f(x)+f(x﹣1)﹣3x(5≤x≤6),则函数g(x)的最小值为_____ .
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2 . 函数
满足
,
,当
,
时,
,(过点
且斜率为
的直线与
在区间
,
上的图象恰好有3个交点,则
的取值范围为__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b39da9bdec1a845e9060ac134c8bb06d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/935799b8d9f3de0c021e2a7df70d96f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3038d4728f959a8efedc2592e4a4b5fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ad04b9df1032e5d2953e45d238da08d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/318a16f1950d06e5500c76d8f81a507f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4210f6e27bfc966b6be115a9436e3ad7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b17fff6cad52af74309c2d811fa5e508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4caee21c29aa2410ea04b3fc2d80cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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3 . 给出下列命题:
①已知向量
与
的夹角是钝角,则实数
的取值范围是
;
②函数
与
的图像关于
对称;
③函数
的最小正周期为
;
④函数
为周期函数;
⑤函数
的图像关于点
对称的函数图像的解析式为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0d35097c14fd98b2a53fad4d498926e.png)
其中正确命题的序号为__________ .
①已知向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3efb71322516a9dce8a71cbbef2a4fa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f49f461d57d35cebe267f62f2c5ec1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce93d027b2ec2bb64b74152299bc8851.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26efb9f32f6cb608753f9189c6b48644.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50dcf7e21fe83faed21209091b28590d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ebd910dc72c0c8c85af72f2d1b1da50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a520fdd9881447c4a70a26f98ca11841.png)
⑤函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5265d99095b635f62c7915298ec0e963.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0d35097c14fd98b2a53fad4d498926e.png)
其中正确命题的序号为
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4 . 设函数
的定义域为D,如果存在正实数m,使得对任意
,都有
,则称
为D上的“m型增函数”,已知函数
是定义在R上的奇函数,且当
时,
.若
为R上的“20型增函数”,则实数a的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02cab1add26335b3cb43d5b54c7c853.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c92d3bbc1eaa9930243f5008a7d793e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a772000d355cc259deab00e5befe91e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a772000d355cc259deab00e5befe91e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d0b079dfe3315460656b62294017549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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2019-08-16更新
|
855次组卷
|
4卷引用:智能测评与辅导[理]-函数的性质
名校
5 . 已知函数
,若
,则x的取值范围是______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3ebe5d939e9f6d69cc83e668c992d8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8433a2c083fac1b259165a9e8b433d4e.png)
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解题方法
6 . 已知函数
是定义在
上的奇函数,对任意的
,均有
,当
时,
,则下列结论正确的是___________ .
①
的图象关于
对称 ②
的最大值与最小值之和为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
③方程
有
个实数根 ④当
时,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d75af1401b16c53b290fc7ebe823edf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb84bc896ecb573eadef462d5de72179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73e4d78e2ea0d30684810a5ba1387e0b.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
③方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0fe86a5331e79f49ec9210b26097c31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8da45c443af7994a26ffa9d8894e7262.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3566cd4b3c4f0c97b21dd25376514c4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d6090bddba03ddb9fd7c9340549c64c.png)
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2018-04-03更新
|
776次组卷
|
3卷引用:四川省宜宾市2017-2018学年高一上学期期末教学质量监测数学试题
四川省宜宾市2017-2018学年高一上学期期末教学质量监测数学试题【全国校级联考】江苏省无锡市江阴四校2017-2018学年高二下学期期中考试数学(文)试题(已下线)2017-2018学年度下学期高二数学期末备考总动员C卷文科01
解题方法
7 . 方程
的曲线即为函数
的图象,对于函数
,有如下结论:
①
在R上单调递减;
② 函数
存在3个零点;
③ 函数
的值域是R;
④ 函数
和
的图象关于原点对称,则函数
的图象就是方程
确定的曲线.
其中所有正确的命题序号是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59d655544ccda00b7c76c7639b89007d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
② 函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99820bc05b16f163d908b8fed69a5956.png)
③ 函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
④ 函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b15b6979841f2b040c4cb2bd7ccda955.png)
其中所有正确的命题序号是
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