满分5 >
高中数学试题 >
某程序框图如图所示,若输出的S=57,则判断框内为( ) A.k>4? B.k>...
某程序框图如图所示,若输出的S=57,则判断框内为( )
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101955579814473/SYS201311031019555798144004_ST/images0.png)
A.k>4?
B.k>5?
C.k>6?
D.k>7?
考点分析:
相关试题推荐
将棱长为1的正方体木块切削成一个体积最大的球,则该球的体积为( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101955579814473/SYS201311031019555798144003_ST/0.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101955579814473/SYS201311031019555798144003_ST/1.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101955579814473/SYS201311031019555798144003_ST/2.png)
D.
查看答案
同时抛掷2枚大小相同的骰子,所得点数之和是9的概率是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101955579814473/SYS201311031019555798144002_ST/0.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101955579814473/SYS201311031019555798144002_ST/1.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101955579814473/SYS201311031019555798144002_ST/2.png)
D.
查看答案
采用简单随机抽样从含有6个个体的总体中抽取一个容量为3的样本,个体a前两次未被抽到,第3次被抽到的概率为( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101955579814473/SYS201311031019555798144001_ST/0.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101955579814473/SYS201311031019555798144001_ST/1.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101955579814473/SYS201311031019555798144001_ST/2.png)
D.
查看答案
两个平面若有三个公共点,则这两个平面( )
A.相交
B.重合
C.相交或重合
D.以上都不对
查看答案
已知圆C的圆心坐标为C(2,-1),且被直线x-y-1=0所截得弦长是2
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101955579668086/SYS201311031019555796680019_ST/0.png)
,
(1)求圆的方程;
(2)已知A为直线l:x-y+1=0上一动点,过点A的直线与圆相切于点B,求切线段|AB|的最小值.
查看答案