3.Determine whether the following sign sequences are divergent or absolute convergence or convergent conditional En=1(- n+1 In(2n)

2.Determine whether the following sign series is divergent or absolute convergence or conditionally convergent 2п-1 En=1(-1)"+1 Зп+4

5. Does the sequence {{1} (−1)” n diverge? Explain converge or

(b) Show that the following sequence is convergent: 1+ (-1)" n² Yn = √2+ (c) Show that (n)neN is not convergent, where Ym=(-1) ¹²+2 n+3