9000063402

SubArea: 
Infinite series
Level: 
A
Project ID: 
9000063402
Accepted: 
1
Clonable: 
0
Easy: 
1
Identify the quotient of the geometric series \(\sum _{n=1}^{\infty }3^{2-n}\).
\(\frac{1} {3}\)
\(1\)
\(\frac{1} {9}\)
\(-\frac{1} {9}\)