题目
题型:单选题难度:一般来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001237-24565.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001238-69484.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001238-67806.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001238-48478.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
答案
解析
试题分析:原函数
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001239-88768.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001238-67806.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001239-91851.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001239-88768.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001239-21832.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001240-56023.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001240-51265.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001238-48478.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001240-55697.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001239-55454.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001234-40082.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001235-96591.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001235-49295.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001235-88888.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001227-27986.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001227-99253.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001227-24756.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001227-43852.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001228-75399.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001228-23877.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001228-52670.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001228-53432.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001228-96242.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001229-45491.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001229-49933.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001223-70763.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001223-57489.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001223-41997.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001224-24942.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001220-22151.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001220-17467.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001220-81092.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001220-98960.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001221-74633.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001220-81092.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不充分也不必要条件 |
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001216-75673.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001216-85300.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001216-37211.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001216-17739.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001217-13347.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001217-92723.png)
①
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001217-42093.png)
②
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001217-95884.png)
③
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001217-28725.png)
④当且仅当“
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001218-22007.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190815/20190815001218-10651.png)
其中,正确结论的个数为.
A.![]() | B.![]() | C.![]() | D.![]() |
最新试题
- 1如图所示,小车的质量为M,正在向右加速运动,一个质量为m的木块紧靠在车的前端相对于车保持静止,则下列说法正确的是( )
- 2 再说林冲踏着那瑞雪,迎着北风,飞也似奔到草料场门口,开了锁,入内看时,只叫得苦。那两间草厅,已被雪压倒了
- 3近几年,我国出台一系列政策放宽中小企业贷款条件,鼓励商业银行在风险可控的条件下对中小企业发放信用贷款。此举有助于①化解银
- 4十一届三中全会后,改革开放开始起步,城市的改革推动了农村改革的进行,掀起了全民“大炼钢铁”的群众运动。(1)错误:
- 5正多边形的内角和是它外角和的5倍,则此正多边形的边数为 ____▲_______.
- 6下图所示的实验不能达到实验目的的是[ ]A.B.C.D.
- 7消费者与生产者之间形成的关系主要是指( )A.动态平衡B.相互依存C.吃与被吃D.互相利用
- 8选出下列各项中加点的文言词语解释不当的一项:()A.予分当引决(名词作状语,按情分)B.诡踪迹(形容词作动词,诡秘,隐蔽
- 9【题文】阅读下面一则寓言,写出寓意。
- 10在下图的五个烧杯中都盛有天然水: ① ② ③
热门考点
- 1要得到50g的酒精,手边没有天平,只有量程相同,但分度值不一样的两个量筒,已知酒精密度是0.8×103kg/m3,我们只
- 2.设全集为,用集合的交集、并集、补集分别表示右边韦恩图中 Ⅰ、Ⅱ、Ⅲ、Ⅳ四个部分为:Ⅰ部分:,Ⅱ部分:,Ⅲ 部分:,Ⅳ部
- 3中国历史上封建社会传统的重农抑商政策始于 [ ]A.西周实行工商食官 B.战国时期的商鞅变法 C.秦始
- 4I wonder if your wife will go to the ball. If your wife ____
- 5若数列满足关系,且,则 ( )A.B.C.D.
- 6下列等量食品中,含维生素A最多的一组是: [ ]A.猪肉 B.猪肝 C.鸡肉 D.牛肉
- 7多选一正弦交流电的电压随时间变化的规律如图所示。由图可知( )A.该交流电的电压瞬时值的表达式为u =100sin(
- 81641年,英国大主教劳德指出:“每当下院有什么议案将要提出,并且认为上院会坚决拒绝或国王不会同意的时候,渐渐地暴民们就
- 9在卫星云图上,绿色表示陆地,蓝色表示蓝天。[ ]
- 10促进我国今后的发展,必须“以人为本,树立全面、协调、可持续发展,促进经济社会和人的全面发展。”这一发展观的核心是:[