题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173148-22570.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173148-10885.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173148-13600.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173148-14120.gif)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173148-14120.gif)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173149-11397.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173149-36394.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173149-96858.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173149-34470.gif)
由
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173149-62948.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173150-40363.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173150-30647.gif)
所以
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173148-14120.gif)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173137-56278.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173137-20854.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173137-86082.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173137-86427.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173138-62507.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173138-20678.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173130-69480.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173130-11751.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173130-43819.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173130-42730.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173130-30116.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173131-81824.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173122-38268.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173122-97429.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173122-86615.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173123-20985.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173123-22119.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173122-38268.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173107-97666.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173107-84818.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173108-90861.gif)
(2)直线
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173108-41149.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173108-94040.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173108-55075.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173058-65491.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173058-68315.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173058-55296.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173059-30915.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173059-57804.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173058-65491.gif)
最新试题
- 1已知数列{an}(n∈N*),首项a1=56,若二次方程anx2-an+1x-1=0的根α、β且满足3α+αβ+3β=1
- 275. The young lady informed me that she was to send for the
- 3(不等式选讲选做题)不等式|x-4|+|3-x|<2的解集是______.
- 4下列剧种中于2001 年5月被列入世界文化遗产“人类口头和非物质遗产代表作”的是 [ ]A.南戏
- 5已知等差数列{an}中,a1+a2+…+a9=81且a6+a7+…+a14=171,则a5=______,公差d=___
- 6函数y=lg(-x2+2x)的单调递增区间是______.
- 7淀粉在﹍﹍﹍﹍﹍开始被消化,蛋白质在胃开始被消化,脂肪在﹍﹍﹍﹍﹍开始被消化。
- 8计算:
- 9对下列实验事实的解释正确的是( ) 实验事实解释A把一支洁净无锈的铁钉在试管中,并在试管口附近放一团棉花和氯化钙固体
- 10若反比例函数的图象在二、四象限,那么直线y=kx-2经过哪几个象限 [ ]A.一、二、三B.一、二、四C.一、三
热门考点
- 1已知,则= .
- 2已知函数f(x)=Asin(ωx+φ),x∈R(其中A>0,ω>0,-<φ<),其部分图象如图所示,(Ⅰ)求f(x)的解
- 3以Al(OH)3、H2SO4、工业(NH4)2SO4(含FeSO4)为原料制备透明氧化铝陶瓷的工艺流程如下: 回答下列问
- 4用两节新干电池作为电源的手电筒,灯泡正常发光时,通过的电流是0.3A,则10s内通过灯丝的电荷量是______ C,此过
- 5My father is very busy these days. He has to do .[
- 6下列变化属于物理变化的是A.纸张燃烧B.食物腐烂C.粮食酿酒D.湿衣服晾干
- 7Once a difficult and even dangerous place , Vietnam
- 8一个阻值为R的电阻两端加上电压U后,通过导体截面的电量q与通电时间t的图象如图所示,此图线的斜率(即tanα)等于(
- 92010年4月2日,***胡锦涛应约与美国总统奥巴马通电话,双方重申,要妥善处理两国的分歧和敏感问题,发展健康稳定的中
- 10阅读理解 US researchers have found traces of an ancient lake