高中数学代数与函数一其他练习题95
题目内容

设不等式组http://picflow.koolearn.com/upload/papers/g02/20110713/201107131343395461544.gif所表示的区域为A,现在区域A中任意丢进一个粒子,则该粒子落在直线y=http://picflow.koolearn.com/upload/papers/g02/20110713/20110713134339546879.gifx下方的概率为

2021-07-16

A.http://picflow.koolearn.com/upload/papers/g02/20110713/20110713134339562873.gif

B.http://picflow.koolearn.com/upload/papers/g02/20110713/20110713134339562880.gif

C.http://picflow.koolearn.com/upload/papers/g02/20110713/20110713134339578879.gif

D.http://picflow.koolearn.com/upload/papers/g02/20110713/20110713134339578882.gif

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