已知函数
为奇函数.
(1)求
的值;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ce28a2a63e82644f02c2f43c7523d69.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64b168c493e4a59ded6f0f79cd8365a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
2018高一上·全国·专题练习 查看更多[1]
(已下线)《2018-2019学年同步单元双基双测AB卷》必修一 月考二 第二章单元测试卷 A卷
更新时间:2018-10-18 18:31:40
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解答题-问答题
|
适中
(0.65)
名校
解题方法
【推荐1】设函数
是定义在R上的偶函数,若当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1789d58d5303fc5ef9ee6a0dee7c76ef.png)
(1)求当
时,函数
的解析式;
(2)求当
时,函数
的最值;
(3)求满足
的x的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac4cbc7b067862a3d9c6789b392fc068.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1789d58d5303fc5ef9ee6a0dee7c76ef.png)
(1)求当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78b12f2ff24c52fded1dfd0f0b6940a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b97ab84192e12bb292bc9fbd0b29fbee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)求满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
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解答题-作图题
|
适中
(0.65)
解题方法
【推荐2】已知函数
是定义在
上的偶函数.若
时,
.
(Ⅰ)当
时,求函数
的解析式;
(Ⅱ)画出
的简图;(要求绘制在答题卷的坐标纸上);
![](https://img.xkw.com/dksih/QBM/2015/1/5/1571948313206784/1571948319162368/STEM/6266d072a8a7489b81b8a04556097896.png)
(Ⅲ)结合图像写出
的单调区间(只写结论,不用证明).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://img.xkw.com/dksih/QBM/2015/1/5/1571948313206784/1571948319162368/STEM/3b77c8963eaa460d87bbef9fa8aaba16.png)
![](https://img.xkw.com/dksih/QBM/2015/1/5/1571948313206784/1571948319162368/STEM/f4b83a2ad9714aa498fae84eeb352c6d.png)
![](https://img.xkw.com/dksih/QBM/2015/1/5/1571948313206784/1571948319162368/STEM/2909e87e55524409a6f69562838fd1f5.png)
(Ⅰ)当
![](https://img.xkw.com/dksih/QBM/2015/1/5/1571948313206784/1571948319162368/STEM/302d6b79ff65403d8f8960ba6787cfa9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(Ⅱ)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://img.xkw.com/dksih/QBM/2015/1/5/1571948313206784/1571948319162368/STEM/6266d072a8a7489b81b8a04556097896.png)
(Ⅲ)结合图像写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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解答题-问答题
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适中
(0.65)
名校
解题方法
【推荐1】设f(x)=ex+ae-x(a∈R,x∈R).
(1)讨论函数g(x)=xf(x)的奇偶性;
(2)若g(x)是偶函数,解不等式f(x2-2)≤f(x).
(1)讨论函数g(x)=xf(x)的奇偶性;
(2)若g(x)是偶函数,解不等式f(x2-2)≤f(x).
您最近一年使用:0次
解答题-作图题
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适中
(0.65)
【推荐2】已知
是定义在
上的奇函数.
(1)请画出
大致图像且在图像上标注零点;
(2)已知
,若函数
在区间
上单调递增,求实数
的取值范围;
(3)若函数
,求
零点个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e53070c08459c39f454c82b9e6336bdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
(1)请画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4433abcf61cb7a015764b43f11fe6d75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af85bade5cd0173e6825460e92da8525.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b2775ffdf695af2d263f0ea93ac5904.png)
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解答题-问答题
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适中
(0.65)
解题方法
【推荐1】已知
,且
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6266a5b47e313651b98ca48c91a754fc.png)
(1)求函数
的表达式;
(2)已知函数
的项满足
,试求
;
(3)猜想
的通项;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf2ebb3e8b78d362e6ba0e648dd1374.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/224bba4cbbc54c9cda687a2db394abb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6266a5b47e313651b98ca48c91a754fc.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9db87ffceab6741bf496f69449cc728d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a64b689ca857e0a791bab4d2a02d6b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8ccd22fd0ca1a8e1468329284f91b6a.png)
(3)猜想
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9db87ffceab6741bf496f69449cc728d.png)
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