Question

What is the explicit formula for the geometric sequence 2, 6, 18, 54, …?

Answer 1

3x

Explanation:

You multiply the pervious number with 3 to get the next number

For example 2 times 3 = 6

6 times 3 = 18

18 times 3 =54

54 times 3= 162

So on and so forth