SOLUTION: what would be the expression for the pattern 1, 3, 9, 27 (not just timesing by three but using an algebra expression where n= 1,2,3,4 etc... and the answer is 1, 3, 9, 27

Algebra ->  Sequences-and-series -> SOLUTION: what would be the expression for the pattern 1, 3, 9, 27 (not just timesing by three but using an algebra expression where n= 1,2,3,4 etc... and the answer is 1, 3, 9, 27      Log On


   

Question 48671: what would be the expression for the pattern 1, 3, 9, 27 (not just timesing by three but using an algebra expression where n= 1,2,3,4 etc... and the answer is 1, 3, 9, 27
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
The expression for the pattern 1, 3, 9, 27 (not just timesing by three but using an algebra expression where n= 1,2,3,4 etc...
a(n)= 3^(n-1), n=1,2,3,,4,...
Cheers,
Stan H.