Let for n = 1, 2, ….., 50, Sn be the sum of the infinite geometric progression whose first term is

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  • Опубликовано: 20 окт 2024
  • Let for n = 1, 2, ….., 50, Sn be the sum of the infinite geometric progression whose first term is n^2 and whose common ratio is 1/(n + 1)^2 . Then the value of 1/26 + 50 ∑ n = 1 (s_n + 2/(n+1) - n - 1) is equal to
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