Question

Can anyone help me on this question: Does the the sequence (-1)^n Cos(nPi)/n converge or diverge? If it converges, what is its limit?

Answer 1

I have worked the problem out and i am pretty sure that it diverges i hope this helps.

Answer 2

@fmbasic

Answer 3

Ok, thanks. However when I put in some values of n to get few n items of the sequence, I got {-1, 1/2, 1/2, 1/2,........}

Answer 4

I did to but i am sure that it diverges.

Answer 5

Ok