题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070535-36458.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070535-50930.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070535-78108.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070536-66671.png)
答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070536-74130.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070536-71516.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070536-19206.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070537-20159.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070537-65283.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070535-78108.png)
核心考点
举一反三
小题1:求每个A、B两种款式的纪念徽章的成本是多少元?
小题2:随着上海世博会的开幕,为了满足市场的需要,该企业现在每天要生产A、B两种款式的纪念徽章共4500件,若要求每天投入成本不超过10000元,并且每天生产的B种款式的纪念徽章不少于A种款式纪念徽章的
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070528-18957.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070522-98945.png)
小题1:求抛物线的解析式;
小题2:若抛物线的对称轴与AB交于点E,与x轴交于点F,当点P运动时间t为何值时,四边形POQE是等腰梯形?
小题3:当t为何值时,以P、B、O为顶点的三角形与以点Q、B、O为顶点的三角形相似?
小题1:若围成的养鸡场面积为
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070516-83584.png)
小题2:请用配方法,求出能围成的矩形养鸡场的最大面积,并说明设计方案.
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070516-25554.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070509-70654.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070509-60852.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070510-48066.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070510-15729.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070510-48066.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070509-60852.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070510-48470.png)
小题1:求二次函数
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070510-48066.png)
小题2:设一次函数
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070509-70654.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070510-48066.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070509-60852.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070453-41761.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070454-75507.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070454-94183.png)
小题1:求抛物线的解析式.
小题2:过
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070454-67623.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070454-92411.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-34192.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-94743.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-69034.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-34192.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-18993.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-18993.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-37262.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-94743.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070454-92411.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070456-66414.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-34192.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070456-13237.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-37262.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-34192.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070456-71519.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-18993.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070456-26912.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070456-92321.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-18993.png)
小题3:如果符合(2)中的
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070455-18993.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070454-92411.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070457-45249.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070456-71519.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070457-41730.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019070457-16937.png)
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