题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114738-57596.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114738-15123.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114739-21433.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114739-14199.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114739-70660.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114740-78871.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114740-77160.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114740-60937.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114740-81580.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114741-94786.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114741-80940.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
答案
解析
试题分析:
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114742-15468.png)
因为
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114740-77160.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114742-48637.png)
所以
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114742-25830.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114743-98290.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114743-28857.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114743-52986.png)
所以
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114744-17144.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114742-54309.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114741-94786.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114704-83032.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114704-93542.png)
(Ⅰ)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114704-83032.png)
(Ⅱ)当
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114705-73086.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114705-74007.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114637-71444.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114637-65880.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114637-31139.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114637-99178.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114638-50378.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114604-33648.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114604-62434.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114604-86771.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114604-33648.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114604-35704.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114605-10502.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114605-30003.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114605-72441.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114605-47052.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114605-69798.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114606-92741.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114606-41375.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114535-70779.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114536-50900.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114536-78013.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114536-22859.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114536-50900.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114536-15397.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114537-58547.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114537-51755.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114537-58114.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114537-11617.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114538-40311.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114538-15023.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114538-85601.png)
(2)令
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114538-92928.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114538-74197.png)
(3)若
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114539-10505.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114539-80802.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114539-70134.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114539-80802.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114539-70134.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114539-90837.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114401-31341.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114401-77648.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114402-44588.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114402-18404.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114402-69237.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191009/20191009114402-80554.png)
A.![]() | B.![]() | C.![]() | D.![]() |
最新试题
- 1仔细观察下图,该图反映的历史主题是[ ]A.中共一大B.北伐战争C.遵义会议D.八一南昌起义
- 22008年初,长江以南爆发大范围雪灾,交通、电力均受到了严重的破坏,政府通常会在马路上施除雪剂加速融雪.除雪剂主要包括下
- 3读图完成下列问题:(1)写出A、C两点的经纬度位置: A._______________________; C.____
- 4下图是北半球易形成台风海区分布示意图。读图,完成(1)~(3)题。(1)日界线附近,易形成台风海区的北界可达北纬(
- 5若函数 在其定义域的一个子区间上不是单调函数,则实数的取值范围_______.
- 6最近医用化学杂志报道,用聚乙交酯纤维材料所制成的医用缝合线比天然高分子材料(如肠线)还好。前者的化学结构式可表示为,它是
- 7用达尔文的自然选择学说分析,动物保护色的形成是 [ ]A.过度繁殖的结果 B.生存竞争的结果 C.自然选择的结果
- 8The visitors said that they had never dreamed _____ such a b
- 9小明和小聪对有关惯性和运动的知识进行讨论,下列说法中正确的是( )A.汽车运动时有惯性,静止时没有惯性B.汽车刹车时有
- 10计算:(﹣a)3÷(﹣a).
热门考点
- 1南京这座城市历史悠久,作为百年屈辱史的见证历经了深重苦难。鸦片战争期间与南 京有关的是 [ ]A.1842
- 2分别求适合下列条件圆锥曲线的标准方程:(1)焦点为F1(0,-1)、F2(0,1)且过点M(32,1)椭圆;(2)与双曲
- 3已知是不同的两条直线,是不重合的两个平面,则下列命题中为真命题的是( )A.若,则B.若,则C.若,则D.若,则
- 4The couple are spending their holiday on _____is described a
- 51.与他的希望相反,这个工作需要出差和加班。(involve)2.正是在20世纪60年代,袁隆平第一次想到了杂交水稻这个
- 6小丽在海边游泳时发现,同样在烈日下,沙滩很热,而海水却比较凉,从水中出来感到冷,风一吹更冷,这是为什么?请你告诉她其中的
- 7I am really worried about his grades in the coming test beca
- 8把下列带序号的句子组合成语意连贯的一段话填入横线处。(只填序号) 东坡诗说“事如春梦了无痕”,说的是事情本身,并非记忆
- 9下列划线词意义完全正确的一项是( )(3分)A.扪参历井仰胁息(摸) 神明自得(人的智慧)所守或匪亲(土匪)B.西举巴蜀
- 10 如图,AB是⊙O的直径,且AB=4,AC是弦,∠CAB=30°,求劣弧 和弦AC的长.(弧长计算结果保留)