# How do you find the sum of finite geometric series?

By signing up, you agree to our Terms of Service and Privacy Policy

To find the sum of a finite geometric series, you can use the formula:

[ S_n = a \frac{1 - r^n}{1 - r} ]

Where:

- ( S_n ) is the sum of the first ( n ) terms,
- ( a ) is the first term of the series,
- ( r ) is the common ratio of the series, and
- ( n ) is the number of terms in the series.

By signing up, you agree to our Terms of Service and Privacy Policy

- What is #sum_(R=1)^(N) (1/3)^(R-1)#? provide steps please.
- How do you use the ratio test to test the convergence of the series #∑ (8^n)/(n!)# from n=1 to infinity?
- What is the formula to find the sum of an infinite geometric series?
- How do you determine whether the sequence #a_n=(n!+2)/((n+1)!+1)# converges, if so how do you find the limit?
- How do you find the 5-th partial sum of the infinite series #sum_(n=1)^ooln((n+1)/n)# ?

- 98% accuracy study help
- Covers math, physics, chemistry, biology, and more
- Step-by-step, in-depth guides
- Readily available 24/7