名校
1 . 定义:如果函数
的导函数为
,在区间
上存在
,
使得
,
,则称
为区间
上的“双中值函数“
已知函数
是
上的“双中值函数“,则实数m的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2437d40a85a950a06b1824312ddfd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0eb7f0759565b9d36008d49b627583a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/040135d64192de075ba0cc9f11ddbc9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe47997f78ae446cfb2896078363d905.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/573439e006be202bfb4e5c17d1b1db64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3dc1fd02d378a333465caa0375a30cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0eb7f0759565b9d36008d49b627583a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90282d4a37c9a20620d4bbb0c263cae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7595947ea0fca8895824f547aff1799.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/422f50cbfa9dafb8fafeadd8a5f81aeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11d71379442f28c038d367d49422cf90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2019-03-16更新
|
846次组卷
|
6卷引用:【校级联考】安徽省定远重点中学2019届高三下学期第一次模拟考试数学(理)试题
名校
2 . 已知函数
有零点
,函数
有零点
,且
,则实数
的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ea9dc68acd7c6946413a0e901d9b49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f4f0a4f2076febd8bcc2664fe282c46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df79854c0ad67f1b29ba550474ed7c7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50ad9773440417babce2f38e2ca48c88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2018-05-08更新
|
1031次组卷
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6卷引用:【全国市级联考】安徽省合肥市2018届高三三模数学(理)试题
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3 . 已知
是函数
的零点,
是函数
的零点,且满足
,则实数
的最小值是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/742399f4fe9228d8f9a8162bbd81a0d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f745a6668b67267a254bcab175583529.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dac944968625853364eb2c655fcb78ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.-2 | D.-1 |
您最近一年使用:0次
2018-05-30更新
|
975次组卷
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8卷引用:【全国百强校】安徽亳州市涡阳一中2018届高三最后一卷数学(文)试题
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4 . 已知二次函数
有两个零点
,且
,则直线
的斜率的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/881639a94aa06096a86da34801045054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c871cebe2032eb9221bb6e96341f5569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e988f4a6d653e2bed9f5905c3712c28.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2017-06-01更新
|
4820次组卷
|
2卷引用:安徽省淮北市第一中学2017届高三最后一卷数学(文)试题