Question

Which of the following recursive formulas represents the same geometric sequence as the formula an=2x3n-1

Answer 1

Hello,


`a_(n)=2*3^(n-1)`

`a_(n-1)=2*3^(n-2)`

`(a_(n))/(a_(n-1))= (2*3^(n-1))/(2*3^(n-2))=3`


Answer B