Lösung

Lösung

Schritte zur Lösung
Geometrischen Test der Reihe anwenden:

Beliebte Beispiele

sum from n=1 to infinity of n/(1+n)sum from n=1 to infinity of (-4/5)^nsum from x=0 to infinity of 1/xsum from n=1 to infinity of (0.8)^{n-1}sum from n=0 to infinity of 3(3/4)^n