设A,B是两事件,且P(A)=0.6,P(B)=0.7,求在什么条件下,P(AB)取到最大值?大学问题,概率论问题,求高手帮忙能不能说明下,知道A和B的概率,如何求P(AB)啊
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![设A,B是两事件,且P(A)=0.6,P(B)=0.7,求在什么条件下,P(AB)取到最大值?大学问题,概率论问题,求高手帮忙能不能说明下,知道A和B的概率,如何求P(AB)啊](/uploads/image/z/3037598-62-8.jpg?t=%E8%AE%BEA%2CB%E6%98%AF%E4%B8%A4%E4%BA%8B%E4%BB%B6%2C%E4%B8%94P%28A%29%3D0.6%2CP%28B%29%3D0.7%2C%E6%B1%82%E5%9C%A8%E4%BB%80%E4%B9%88%E6%9D%A1%E4%BB%B6%E4%B8%8B%2CP%28AB%29%E5%8F%96%E5%88%B0%E6%9C%80%E5%A4%A7%E5%80%BC%3F%E5%A4%A7%E5%AD%A6%E9%97%AE%E9%A2%98%2C%E6%A6%82%E7%8E%87%E8%AE%BA%E9%97%AE%E9%A2%98%2C%E6%B1%82%E9%AB%98%E6%89%8B%E5%B8%AE%E5%BF%99%E8%83%BD%E4%B8%8D%E8%83%BD%E8%AF%B4%E6%98%8E%E4%B8%8B%EF%BC%8C%E7%9F%A5%E9%81%93A%E5%92%8CB%E7%9A%84%E6%A6%82%E7%8E%87%EF%BC%8C%E5%A6%82%E4%BD%95%E6%B1%82P%28AB%29%E5%95%8A)
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