Using two or more complete sentences, explain how to find the sum of the geometric series.

∑ 4 (1/3)^n-1
n->1
thank you so much for helping

Respuesta :

Answer:

Use the formula:

Sn = A1*[1-R^n]/[1-R]

Here,

Sn is sum

The common ratio R is 1/3

The first term A1 is 4

Answer:

6

Step-by-step explanation: