Which of the following series converges and which diverges? Find the sum of the convergent series. 1 00 Σ V2 Ans. Converges, 2+ v2 1) n=0 3 2) Ans. Converges, 1 2" n=1 00 3) Ecos(nz) Ans. Diverges n=0 -2n Ans. Converges, e? -1 4) n=0

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