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1 Determine the c0nvergence of the series 22:1 (11%. n(l)\" 2 Determine the convergence of the series 2221 3 5n . DO \"I. ( ) ( ) (3) Determine the convergence of the series Zn=1 2_'n. (4) Determine the values of a parameter a for which the series converge. 20 '1 ( ) ( ) 'n. n=l ?' an 5 Determine the values of a parameter a for which the series converge. 22:1 2\". 6 Discuss but no need to submit. Let k be a constant. Consider the series that depends on a: $+2k$2+3k$3+4k$4+uu (a) For what value of k is this a geometric series? (b) If |:c|