Question: 1. Does there exist a power series 23: {1.3-(2: 2 1}; that is convergent at z = 1 + 21' and divergent at z =

1. Does there exist a power series 23:\" {1.3-(2:
1. Does there exist a power series 23:\" {1.3-(2: 2 1}"; that is convergent at z = 1 + 21' and divergent at z = 3 I"? Justify your answer. 2. Find the upper Limit of the sequence fin3 .E {1]2n+1C0b(2)

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