Answer:
the onw haldf
Step-by-step explanation:
Answer:
(5+5)x2
Step-by-step explanation:
I think this is it, as for you said a person sent 5 emails to 5 friends, so 5 so far. Then they sent 5 mails, 5+5=10. This happened 2 times so 10x2.
Compare
to
. Then in applying the LCT, we have

Because this limit is finite, both

and

behave the same way. The second series diverges, so

is divergent.
Answer: 
Step-by-step explanation:
