Determine if the sequences diverge or converge. (By the way, sorry for adding so

Question

                    Determine if the sequences diverge or converge. (By the way, sorry for adding so many parts into 1 question but I need last minute help).                 

                    a) (e^n)/(ln(n+1))                 

                    b) ((2n+3)/n)^n                 

                    c) sin((5^n)+2)/sqrt(n)                 

                                     d) cos((pi*n)/((n^3)+1))

Explanation / Answer

1. Diverges

2. Diverges

3. Converge

4. Diverge

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