2. Find the sums of the following series. (0) (-1)222 (2η)! (1) Σ ΤΟ 1 (2n)! (iii) (6) Σ.+ (3) 2n (iv) Σ = 2n 20+1 (ν) ΑΝΟΙ (vi) Σ NHO 1 3"(n+1) 2n +1 am!

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