# How do you find the nth term rule for #12,4,4/3,4/9,...#?

##### 1 Answer

Jul 18, 2016

#### Explanation:

This is a GP which first term , a, of 12 and the common ratio ,r,of 3.

The common ratio is found from dividing any two consecutive terms..

The general term for any GP is

Substituting the values for a and r we get..