Answer with Step-by-step explanation:
We are given that two events A and B are mutually exclusive.




a.For mutually exclusive events,

Therefore, event A can not occurred if event B has occurred because two events can not occur together.
Answer:No, by definition mutually exclusive events cannot occur together.
b.When two events are independent
Then , 

If two events are mutually exclusive then

Then , 
Therefore, 
Hence, we can concluded that events A and B are not independent if they are mutually exclusive.
Answer:Yes, 
<h2>(-7) x (-3) =<u> 21</u></h2>
.... Hope this will help....
Answer:
= -3(x+3)x(2x-1)
Step-by-step explanation:
You flip the sign from > to < only when you are dividing by a negative number and in this case it would be negative 9.