How to prove the inequality \(\displaystyle{\frac{{{1}}}{{{n}}}}+{\frac{{{1}}}{{{n}+{1}}}}+\cdots+{\frac{{{1}}}{{{2}{n}-{1}}}}\geq{\log{{\left({2}\right)}}}?\)

Christopher Stone

Christopher Stone

Answered question

2022-04-09

How to prove the inequality
1n+1n+1++12n1log(2)?

Answer & Explanation

mislifola5vo

mislifola5vo

Beginner2022-04-10Added 11 answers

Use Riemann sum. Observe
1n++12n1n2n1xdx=log2nlogn=log2.

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