Zusammenfassung der Ressource
Arithmetic And
Geometric
Progression
- Arithmetic Progression (AP)
- a - First term
- d - Common difference
- Tn - nth term of AP
- Tn = a + (n-1)d
- Sn = (n/2) (2a + {n-1}d)
- Sn = (n/2) (a + Tn)
- Sn = (n/2) (a + l)
- l = Last term of Ap
- Geometric Progression (GP)
- a = First term
- r = ratio
- Tn = a * r^(n-1)