高中数学代数与函数一其他练习题110
题目内容

在满足不等式组 http://picflow.koolearn.com/upload/papers/20140824/201408240328044161037.png的平面点集中随机取一点 http://picflow.koolearn.com/upload/papers/20140824/20140824032804447678.png,设事件 http://picflow.koolearn.com/upload/papers/20140824/20140824032804494291.png=“ http://picflow.koolearn.com/upload/papers/20140824/20140824032804509531.png”,那么事件 http://picflow.koolearn.com/upload/papers/20140824/20140824032804494291.png发生的概率是(    )

2021-07-19

A.http://picflow.koolearn.com/upload/papers/20140824/20140824032804541288.png

B.http://picflow.koolearn.com/upload/papers/20140824/20140824032804572345.png

C.http://picflow.koolearn.com/upload/papers/20140824/20140824032804587313.png

D.http://picflow.koolearn.com/upload/papers/20140824/20140824032804603358.png

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