A、<img src='/s/tiw/p3/UpLoadImage/2013-05-07/7d875a77-396c-4bc0-b173-917079129764.png' width='93' height='20'>
B、<img src='/s/tiw/p3/UpLoadImage/2013-05-07/78d13eab-f09d-4321-a674-cabc765a198e.png' width='75' height='19'>
C、<img src='/s/tiw/p3/UpLoadImage/2013-05-07/b19601f3-f0a0-4c61-88dd-a1d18349145c.png' width='97' height='25'>
D、<img src='/s/tiw/p3/UpLoadImage/2013-05-07/ed4262c5-8cb1-4d12-a8ad-693f1f56b19d.png' width='113' height='25'>
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试题解析
因为A,B不相容,故P(AB)=0,故