1.

A coin is tossed three times. Consider the following events: A: No head appears B: Exactly one head appears C: At least two heads appear Which one of the following is correct?

A. \[(A\cup B)\cap (A\cup C)=B\cup C\]
B. \[(A\cap B')\cup (A\cap C')=B'\cup C'\]
C. \[A\cap (B'\cup C')=A\cup B\cup C\]
D. \[A\cap (B'\cup C')=B'\cap C'\]
Answer» E.


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