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题目内容
(概率论与数理统计(一))
设A,B,C是三个事件,在下列各式中,不成立的是()
( A ) ( A - B ) UB = AUB ;
( B ) ( AUB ) - B = A ;
( C ) ( AUB ) - AB = ABUAB ;
( D ) ( AUB - C = ( A - C ) U ( B - C ) .
( A ) ( A - B ) UB = AUB ;
( B ) ( AUB ) - B = A ;
( C ) ( AUB ) - AB = ABUAB ;
( D ) ( AUB - C = ( A - C ) U ( B - C ) .
参考答案