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已知Ω={(x,y)|3x+y≤4,x≥0,y≥0},A={(x,y)|x≤y}...
已知Ω={(x,y)|3x+y≤4,x≥0,y≥0},A={(x,y)|x≤y},若向区域Ω内随机投入一点P,则点P落入区域A的概率为( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131023211906352211389/SYS201310232119063522113010_ST/0.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131023211906352211389/SYS201310232119063522113010_ST/1.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131023211906352211389/SYS201310232119063522113010_ST/2.png)
D.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131023211906352211389/SYS201310232119063522113010_ST/3.png)
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