Question Number 113957 by mohammad17 last updated on 16/Sep/20
$${the}\:{sequence}\:………..\:{is}\:{partial}\:{from}\:{sequence}\:\langle\frac{\mathrm{1}}{{n}+\mathrm{1}}\rangle_{{n}\in{N}} \\ $$$$ \\ $$$$\left(\mathrm{1}\right)\langle\frac{\mathrm{1}−{n}}{{n}}\rangle\:\:\:\:\:\:\:\left(\mathrm{2}\right)\langle\frac{\mathrm{1}}{\mathrm{2}{n}−\mathrm{1}}\rangle\:\:\:\:\:\:\left(\mathrm{3}\right)\langle\frac{\mathrm{1}}{\mathrm{2}{n}}\rangle\: \\ $$$$ \\ $$$${chouse}\:{the}\:{right}\:{answer} \\ $$