Question Number 32271 by abdo imad last updated on 22/Mar/18
$${study}\:{the}\:{convergence}\:{of}\:\:\sum_{{n}=\mathrm{1}} ^{\infty} \:\:\frac{\left(−\mathrm{1}\right)^{{n}−\mathrm{1}} }{{n}^{\frac{\mathrm{1}}{\mathrm{3}}} }\:. \\ $$
study-the-convergence-of-n-1-1-n-1-n-1-3-