函数
在区间
上的零点所在的区间为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f15ebcb926c59e08d083811a506dce3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a3cee5e50ee4f1dfbcf0ff0312fef1b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
21-22高一下·江苏南通·阶段练习 查看更多[2]
更新时间:2022-08-18 10:48:54
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单选题
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适中
(0.65)
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解题方法
【推荐1】已知双曲线
右支上非顶点的一点A关于原点的对称点为
为双曲线的右焦点,若
,设
,且
,则该双曲线的离心率的取值范围为( )
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A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】已知平面向量
,
,
满足
,
,
,且
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa999aa8078a466ee255ab9e23af79d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7dced91de1b8c38aa95ffee0e5dc202.png)
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A.![]() | B.![]() | C.![]() ![]() | D.![]() ![]() |
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【推荐3】已知函数
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/807d3be0bf7f5c16af63f5a76e5efdb5.png)
A.![]() ![]() |
B.![]() ![]() |
C.若![]() ![]() ![]() |
D.![]() ![]() ![]() |
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【推荐1】函数
的零点为
,则不等式
的最小整数解为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75b744af1ced5b0ccd14b8a9c5129c42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
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A.3 | B.4 | C.5 | D.6 |
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【推荐2】已知
是定义在
上的单调函数,
是
的导函数,若对
都有
,则方程
的解所在的区间是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e57d1396a1ed81be204e6e1863d0c13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4efb9dc4c2c315b946d486991be9bc4.png)
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