How many terms should be used to estimate the sum of the entire series with an error of less than 1/1000 ∑k = 1∞(−1)k+1 kk2+1

How many terms should be used to estimate the sum of the entire series with an error of less than 1/1000 ∑k = 1∞(−1)k+1 kk2+1

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How many terms should be used to estimate the sum of the entire series with an error of less than 1 / 1000
k = 1 ( 1 ) k + 1 k k 2 + 1

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