满分5 >
高中数学试题 >
若点p(m,3)到直线4x-3y+1=0的距离为4,且点p在不等式2x+y<3表...
若点p(m,3)到直线4x-3y+1=0的距离为4,且点p在不等式2x+y<3表示的平面区域内,则m= .
考点分析:
相关试题推荐
已知平面向量
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955012_ST/0.png)
满足|
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955012_ST/1.png)
|=1,|
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955012_ST/2.png)
|=2,
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955012_ST/3.png)
与
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955012_ST/4.png)
的夹角为
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955012_ST/5.png)
,以
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955012_ST/6.png)
为邻边作平行四边形,则此平行四边形的两条对角线中较短的一条的长度为
.
查看答案
如图是一个长方体截去一个角后所得多面体的三视图,则该多面体的体积为
.
查看答案
若cosα=-
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955010_ST/0.png)
,且角α的终边经过点(x,2),则P点的横坐标x是
.
查看答案
设函数f(x)=
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955009_ST/0.png)
-
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955009_ST/1.png)
,[x]表示不超过x的最大整数,则y=[f(x)]的值域是( )
A.{0,1}
B.{0,-1}
C.{-1,1}
D.{1,1}
查看答案
若直线ax-by+2=0(a>0,b>0)被圆x
2+y
2+2x-4y+1=0截得的弦长为4,则
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955008_ST/0.png)
的最小值为( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955008_ST/1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955008_ST/2.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955008_ST/3.png)
+
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955008_ST/4.png)
D.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101826852995562/SYS201311031018268529955008_ST/5.png)
+2
查看答案