解题方法
1 . 已知偶函数
满足
当
时,
,若在区间
内,函数
有4个零点,则实数a的取值范围_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9c21c0b2050c3f2c11b8a1f39ebb98f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c07247d80fc9a9083f78127af8bd5302.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/318a16f1950d06e5500c76d8f81a507f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a92ba8b43bebdf7d6c40917f4d3e110.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4d2b1cb05fdf45dc9c5ecd35bd0efc4.png)
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2 . 已知函数
,方程
恰有3个不同实根,则实数a的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab0fc320c7e19f19c783979579b9c37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fa5a02d82cfaeb63600de8f3fc4eb5c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
3 . 已知偶函数
满足
,若在区间
内,函数
有4个零点,则实数
的取值范围_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://img.xkw.com/dksih/QBM/2016/1/22/1572463120384000/1572463126495232/STEM/b15561d816d94a319e3bdcc97ef0bba5.png?resizew=299)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/357995980415f03ea4ae496d4ef15471.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b0b226b2da37b802313e88a4cd8f987.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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4 . 已知函数
,方程
恰有3个不同实根,则实数
的取值范
围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5341598da6ebf93b10ef88bb2e1c20f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fa5a02d82cfaeb63600de8f3fc4eb5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
围是
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
5 . 已知函数
满足![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/c666655d2d314c6a882d16da81ae34b6.png?resizew=57)
,且![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/60766676cb39468d9d2e821651d82cd5.png?resizew=72)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/09b391e0880c4da5bcee49557d6c8cea.png?resizew=36)
,当
时,
,那么在区间
内,关于
的方程
且
恰有4个不同的根,则
的取值范围是________ .
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/09b391e0880c4da5bcee49557d6c8cea.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/c666655d2d314c6a882d16da81ae34b6.png?resizew=57)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/09b391e0880c4da5bcee49557d6c8cea.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/60766676cb39468d9d2e821651d82cd5.png?resizew=72)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/09b391e0880c4da5bcee49557d6c8cea.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/5a659e25f7d841e38a7986ba0a63c7ee.png?resizew=48)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/aada3cfb117747a388c53032b9c62f1e.png?resizew=56)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/b2847b2e6f4c41cf97174ba25f0150a9.png?resizew=61)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/8ce0e1bc543f4d91922e0c3490070307.png?resizew=41)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/0cec58fa79b8448ca1c1249e77cdeea3.png?resizew=13)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/9112876bfbd047059415949d9832f994.png?resizew=153)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/1c5b1983d2fd4c70835baf1292d759d7.png?resizew=52)
![](https://img.xkw.com/dksih/QBM/2016/1/6/1572421892243456/1572421898092544/STEM/b2026f0ea2274ce88e62f84df74d3724.png?resizew=13)
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2016-12-04更新
|
720次组卷
|
2卷引用:2016届云南师范大附中高考适应性月考三理科数学试卷
6 . 已知实数
,若函数
的图像与函数
的图像有两个不同的交点,则
的取值范围为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5282888d3ee3616b711cd285d354ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/191e53905c8b54e52ce60d506b87525e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
11-12高三上·山东淄博·期末
名校
7 . 已知函数f(x)满足f(x+2)=
,且f(x)是偶函数,当x∈[0,1]时,f(x)=x,若在区间[﹣1,3]内,函数g(x)=f(x)﹣kx﹣k有4个零点,则实数k的取值范围是 ___
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
您最近一年使用:0次
2016-12-01更新
|
302次组卷
|
6卷引用:2016届云南省曲靖一中高考复习质量监测六文科数学试卷
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