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Evaluate 1 + 2/7 + 4/49 + 8/343 + ...

 Apr 2, 2022
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1 + 2/7 + 4/49 + 8/343 + ...==∑[7/2]^(1 - n), n==1 to ∞==It converges to: 7/5 ==1.4

 Apr 2, 2022

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