设A,B为两个事件,且已知概率P(A)>0,P(B)>0,若事件A,B互斥.则下列等式中( )恒成立.
(a)P(A+B)=P(A)+P(B)
(b)P(A+B)=P(A)P(B)
(c)P(AB)=P(A)+_P(B)
(d)P(AB)=P(A)P(B)
第1题
The benefits of giving up smoking include all thefollowing EXCEPT
A.theformation of a good habit.
B.thereduction of expenses.
C.thereduction of harm to one’s health.
D.easier access to institutions that bansmoking.
第2题
The benefits of giving up smoking include all the following EXCEPT
A.the reduction of expenses.
B.the formation of a good habit.
C.the reduction of harm to one’s health.
D.easier access to institutions that ban smoking.
第3题
The benefits of giving up smoking include all thefollowing EXCEPT
A.theformation of a good habit.
B.thereduction of expenses.
C.thereduction of harm to one’s health.
D.easier access to institutions that bansmoking.
第4题
The benefits of giving up smoking include all the following EXCEPT
A.the reduction of expenses.
B.the formation of a good habit.
C.the reduction of harm to one’s health.
D.easier access to institutions that ban smoking.
第5题
The benefits of giving up smoking include all the following EXCEPT
A.the reduction of expenses.
B.the formation of a good habit.
C.the reduction of harm to one’s health.
D.easier access to institutions that ban smoking.
第6题
The benefits of giving up smoking include all the following EXCEPT
A.the formation of a good habit.
B.the reduction of expenses.
C.the reduction of harm to one's health.
D.easier access to institutions that ban smoking.
第7题
the benefits of giving up smoking include all the following EXCEPT
A.the fermions of a good habit.
B.the reduction of expenses.
C.the reduction of harm to one’s health.
D.easier access to institutions that ban smoking.
第8题
The benefits of giving up smoking include all the following EXCEPT
A.the formation of a good habit.
B.the reduction of expenses.
C.the reduction of harm to one's health.
D.easier access to institutions that ban smoking.
第9题
The benefits of giving up smoking include all the following EXCEPT
A.the formation of a good habit.
B.the reduction of expenses.
C.the reduction of harm to one's health.
D.easier access to institutions that ban smoking.
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