Determine whether the sequence converges or diverges. If it converges, find the limit. If it diverges write NONE.

+3 votes

1)   a_n = n**3/(2 n + 1)

 
2)   a_n = 4**(n + 1)/7**n
 
 
3)   a_n = cos(3/n)
 
 
4)   a_n = ((-1)**(n +4)n**3)/(n**3 + 4 n**2 + 4)
asked Jan 12, 2012 in Calculus by Micheal Land (60 points)
    

1 Answer

0 votes
 
Best answer
DO YOUR OWN HOMEWORK.....

JK

1) Coverges to 1/5

2) Converges to 0

3) Converges to 1

4) It diverges so NONE
answered Jan 12, 2012 by NoLife ~Rookie~ (87 points)
selected Jan 12, 2012 by Micheal Land
Thank you it was also correct.



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