题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160659-80922.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160700-72327.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160700-56186.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160700-49230.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160700-72485.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160700-70276.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160659-80922.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160700-72327.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160700-46887.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160700-92240.png)
解析
试题分析:(1)对于
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160700-50842.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160701-98560.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160701-67686.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160701-23505.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160701-63370.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160702-61720.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160702-52685.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160659-80922.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160700-72485.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160702-71328.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160703-61159.png)
试题解析:(1)当
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160703-22799.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160704-87238.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160704-88815.png)
(2)当
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160701-23505.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160704-27759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160701-63370.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160705-25109.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160710-19205.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160710-16764.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160701-23505.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160711-81160.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160711-24125.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160711-49964.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160711-16410.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160712-85562.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160712-97744.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160712-23317.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160712-66485.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160710-16764.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160711-81160.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160712-70071.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160711-24125.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160710-16764.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160711-81160.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160700-92240.png)
(3)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160713-69504.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160728-15715.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160702-52685.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160728-42557.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160728-39781.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160510-38069.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160510-58370.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160510-12544.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160510-57681.gif)
(1)求点Pn的坐标;
(2)设抛物线列C1,C2,C3,…,Cn,…中的每一条的对称轴都垂直于x轴,抛物线Cn的顶点为Pn,且过点Dn(0,
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160510-89291.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160511-66495.gif)
(3)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160511-42310.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160511-28542.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160511-12228.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160512-74952.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160512-82548.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160512-33001.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160512-49020.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160511-12228.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160506-10010.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160506-88485.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160506-50496.gif)
则
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160506-62038.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160507-61459.jpg)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160419-33071.gif)
A.4 | B.5 | C.6 | D.7 |
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160234-58278.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160234-50258.gif)
其中表n(n="1,2,3"
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160234-64160.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160234-45311.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160235-27685.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160235-16837.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160235-68178.gif)
(1)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160235-22961.gif)
(2)数列
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160236-11192.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160234-45311.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160113-43104.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160113-79941.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191011/20191011160113-83076.gif)
A.![]() | B.![]() | C.![]() | D.![]() |
最新试题
- 1下图为我国南方某地区等高线地形示意图(单位:米),图中虚线表示山脊线或溪流。图中甲处最易发生的地质灾害是[ ]A
- 2下列说法正确的是:( )A.100mL 1.0mol/L的碳酸钠溶液中,CO32—数目为0.1×6.02×1023B.
- 3下列是单细胞生物的是( )A.病毒B.水绵C.草履虫D.海带
- 4某金属冶炼厂的管道烟泥中含有炭黑及金属铜和铁。综合实践活动小组的同学设计了从管道烟泥中回收金属铜的实验方案,实验过程如下
- 5准确配制一定物质的量浓度的NaOH溶液,下面实验操作中不正确的是( )A.称量时,应将NaOH固体直接放在托盘天平的左
- 6H2、CO2、CO、CH4四种物质中,某种物质在某一点(或某几点)上具有与其他三种物质不同之处(其他三种物质在这一点上则
- 7下列物理量在运算过程中遵循平行四边形定则的有 [ ]A.位移 B.质量 C.力 D.加速度
- 8阅读下面文言文,回答问题。 至于负者歌于途,行者休于树,前者呼,后者应,伛偻提携,往来而不绝者,滁人游也。临溪而渔,溪
- 91946年6月,国民党发动全面内战的标志是大举进攻[ ]A、陕甘宁解放区 B、中原解放区 C、山东解放区 D、晋
- 1072. Which of the following groups doesn’t belong to the same
热门考点
- 1近年来, “油荒”、“电荒”、“气荒”甚至“煤荒”等能源短缺信号频频闪现, 2007年5月,受国际油价上升的影响,我国各
- 2图l3 是我国四大地理区域分布图,读图回答下列问题(1)B为我国四大地理区域中的______地区,为了解决该地区水源
- 3(坐标系与参数方程选做题)已知曲线C的参数方程为(为参数),则过曲线C上横坐标为1的点的切线方程为
- 4What"s the ______ of the mountain? It"s about 2,000 metres.A
- 5下列情况中不属于染色体变异的是[ ]A.第五号染色体短臂缺失引起的遗传病B.第21号染色体多一条引起的唐氏综合症
- 6著名思想家魏源提出的“师夷长技以制夷”的主张,试图把其主张的理论变成现实的事件是[ ]A.太平天国运动B.洋务运
- 7保障流动人口的选举权和被选举权,是县乡人大换届选举中应当予以重视和解决的问题。流动人口在取得原选区选民资格证明后,可以在
- 8计算:
- 9Today is Tom"s ______ birthday. [ ]A. five
- 10估计32×12+20的运算结果应在连续整数n与n+1之间,则n=______.