题目
题型:解答题难度:一般来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222650-84012.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222650-55475.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222650-52097.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222650-91165.png)
(Ⅰ)求
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222650-84012.png)
(Ⅱ)若方程
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222651-52478.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222651-74791.png)
(Ⅲ)解不等式
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222651-68549.png)
答案
(Ⅰ)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222651-11138.png)
(Ⅱ)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222651-28182.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222652-30993.png)
解析
试题分析:(Ⅰ)当
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222652-22223.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222652-15089.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222650-52097.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222652-69909.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222652-90386.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222653-16223.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222653-19280.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222650-84012.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222650-84012.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222653-28417.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222651-74791.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222653-90812.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222653-23741.png)
试题解析:(Ⅰ)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222654-51070.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222654-55272.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222654-30220.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222654-52373.png)
又
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222654-51070.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222654-51885.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222655-66312.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222655-99982.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222650-55475.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222655-66845.png)
当
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222652-22223.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222652-15089.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222652-69909.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222655-48229.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222655-60861.png)
即
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222653-16223.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222656-58314.png)
(Ⅱ)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222651-28182.png)
(Ⅲ)①
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222653-90812.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222656-77367.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222656-44873.png)
②
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222653-23741.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222656-13789.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222656-29465.png)
综上:解集为
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222652-30993.png)
核心考点
试题【已知函数是定义域为R的奇函数.当时,,图像如图所示.(Ⅰ)求的解析式;(Ⅱ)若方程有两解,写出的范围;(Ⅲ)解不等式,写出解集.】;主要考察你对函数的奇偶性与周期性等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222641-77712.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222641-68833.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222641-22329.png)
(Ⅰ)判断函数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222641-63571.png)
(Ⅱ)解关于
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222642-77030.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222642-98102.png)
(Ⅲ)设集合
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222642-68142.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222642-63424.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222642-40702.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222643-38012.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222643-66226.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222627-15017.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222627-44784.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222627-86261.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222627-69512.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222628-49804.png)
(Ⅰ)求
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222628-11784.png)
(Ⅱ)若直线
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222628-78541.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222627-15017.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222628-29412.png)
(Ⅲ)试讨论当实数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222628-81548.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222629-34844.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222629-73957.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222629-43791.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222629-73957.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222629-87747.png)
①定义域为R的函数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222617-57939.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222622-26478.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222623-17662.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222623-52777.png)
②定义在R上的函数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222623-57832.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222623-44704.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222623-10040.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222623-57832.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222624-35344.png)
③函数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222617-57939.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222624-75689.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222623-52777.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222624-34771.png)
③函数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222624-52197.png)
⑤若函数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222625-33193.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222625-70053.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222625-21840.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222625-36516.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222625-88041.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222625-25048.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222606-52261.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222607-17687.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222607-17687.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222606-52261.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222607-81324.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222607-80915.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222607-79382.png)
A.(![]() | B.(![]() | C.(![]() | D.(![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222602-76101.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222602-63978.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222602-43760.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222603-88690.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222603-31316.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222603-42205.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222603-49885.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818222604-34134.png)
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