Question

Find the common ratio of the geometric sequence:

1/18, 1/3, 2, 12, 72, 432, ...

6
9
12
1/9

Answer 1

6

Explanation:

multiply all numbers by 18

1,6,36,216,1296,7776

6×1=36

6×6=36

6×36=216

6×216=1296

6×1296=7776

6×n=...............