Answer:
-62.8 is the answer .......................
You cant say anything about an, if bn>an>0 then we could deduce that an converges.
In a way i guess they can but if your talking bout just athletic events then no they are not random events. setting up a lemonade stand would be considered a a random event. hope this helps and god bless you
The answer is 68.5 that is the answer