complete solution plss

II. (3 points) Determine whether the following sequence is convergent or divergent. Justify your answer. V2n -1 - V2n III. (4,5,5,3,5,5 points) For each of the following series, determine whether it is convergent or divergent. Justify your answers. +DO 5 - 5 0 (a) 72 5" +5 (d) ) un where s, = uj + ... + un = n=1 n=1 2-n3 +00 1 +00 (b) E 8n- - 16n + 6 (e) > (-1)" n=1 n=100 (n + 1) In(n + 1) +Do ol-n too (c) n (f) (-1)+1 (3n)! 1= 3n+1 n=1 DO IV. Determine the interval of convergence of E (x - 2)" 2 + 1 (6 points)