二次函数
在区间
及
内各有一个零点, 则实数
的范围是_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e96ade4786a9b9dd775a77287ceb845.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2a5e336b6bcba6354fd366c892dd06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1675cfa5500ce7d6aa77abe08098675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
更新时间:2018-12-29 06:58:40
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相似题推荐
填空题-单空题
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适中
(0.65)
名校
【推荐1】已知函数
满足关系:
,则
的大小关系为___________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fcd71a37bbf94f6bd77b29719b6fac3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f4e349a408ab685a62c4f46820d76b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58381202fa4c2208ed61d5dc220c8838.png)
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填空题-单空题
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适中
(0.65)
【推荐2】若函数
是偶函数,则
,
(a∈R)的大小关系是![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02291712944ffa44c224b94da62a2f81.png)
______
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4befa000c1d0e287664a2fe535198d68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02291712944ffa44c224b94da62a2f81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f176832cd20ef44d3d66be24157e17d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02291712944ffa44c224b94da62a2f81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f176832cd20ef44d3d66be24157e17d5.png)
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【推荐1】若函数
在区间
两个不同的零点,则
的取值范围是_____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80027540415bd2b98c9be19e21b5f8d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c1756b564bf1d998d8179637011c88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
您最近一年使用:0次
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【推荐2】定义:如果函数
在区间
上存在
满足
,
,则称函数
是在区间
上的一个双中值函数已知函
是区间
上的双中值函数,则实数
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ae0803219a3a00ed0a8d1a7a3f1563c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/363b7bc6139d78757605177de6ee244b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b86668178f0511e182bb64e6f6d02122.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95053afa1024986d0ad5301a10802be6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bb83ad27846200a8ac81ff4cf7fd510.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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