# How do you find the sum of the infinite geometric series 36+24+16+...?

##### 1 Answer

Jun 7, 2016

#### Explanation:

In any geometric series, we need *two* pieces of information to find its sum to the

Firstly, we need the first term,

Secondly, we need the common ratio,

Thus,

We then apply the formula for sum of geometric series to the

The sum to infinity,