Asked by Nur

Discuss the convergence and divergence of the series ∑n=1 to ∞ 3+cos n/e^n
Answered by oobleck
well, ∑1/e^n converges
and |cos n| ≤ 1
so what does that tell you?
Answered by reen
can i get full solution for this question
Answered by nur
is it divergence