# What is the 7th term of the geometric sequence where a1 = 1,024 and a4 = -16?

##### 1 Answer

May 14, 2016

#### Explanation:

Each term in a sequence - whether geometric or arithmetic can be given as a formula or as a value.

In a GP,

In this example, we have

Let's divide them - formulae and values:

Finding the cube root gives

Now that we have