Question Number 100618 by bachamohamed last updated on 27/Jun/20
$$\:\:\:\:\:\:\:\:\:\:\:\underset{\boldsymbol{{k}}=\mathrm{1}} {\overset{\boldsymbol{{k}}=\boldsymbol{{n}}} {\sum}}\:\frac{\boldsymbol{{ln}}\left(\boldsymbol{{k}}\right)}{\mathrm{2}^{\boldsymbol{{k}}} }\:=? \\ $$
Answered by maths mind last updated on 28/Jun/20
$${this}\:{quation}\:{i}\:{see}\:{it}\:{many}\:{Times}\: \\ $$$${iwill}\:{Try}\:{it}\:{later}\:\:{may}\:{bee}\:{i}\:{will}\:{find}\:{somthing}\:{not}\:{sur} \\ $$$$ \\ $$