设A,B和C是任意三事件,若[img=117x19]180390a895dac8a.png[/img],则A = B.
举一反三
- 设A,B和C是任意三事件,若[img=117x19]1802f29f458b156.png[/img],则A = B.
- 设A,B和C是任意三事件,若[img=117x19]1803a7440f36148.png[/img],则A = B.
- 设A,B和C是任意三事件,若[img=117x19]1802f29f1bad69a.png[/img],则A = B.
- 设A和B是任意两事件,若AB = Æ, 且[img=67x23]1802fe30cb285b1.png[/img],则[img=57x22]1802fe30d3e5468.png[/img]
- 设A和B是任意两事件,若AB = Æ, 且[img=67x23]1802e8cf1203323.png[/img],则[img=57x22]1802e8cf1b473b1.png[/img]