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prove-that-i-1-2n-1-1-i-1-i-gt-ln2-1-4n-




Question Number 198246 by liuxinnan last updated on 15/Oct/23
prove that   Σ_(i=1) ^(2n−1) (((−1)^(i−1) )/i)>ln2+(1/(4n))
provethat2n1i=1(1)i1i>ln2+14n

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