Question

If A and B are two events, then the set A–B may denote the event _____

• A. B but not A
• B. A and B
• C. A or B
• D. A but not B

Answer 1

Answer:

D. A but not B

If A and B are two events, then the set A–B may denote the event event ‘A but not B’. A – B = A ∩ B´