Question 1182228:  What is the nth term for the following sequence:
 
0.1, 0.01, 0.001, 0.0001, ... 
 Answer by greenestamps(13215)      (Show Source): 
You can  put this solution on YOUR website! 
  
As common fractions, the sequence is
  
1/10, 1/100, 1/1000, ..., which is
  
1/(10^1), 1/(10^2), 1/(10)^3, ...
  
So the n-th term is
  
ANSWER:  
  
OR...
  
As exponentials, the sequence is
  
10^(-1), 10^(-2), 10^(-3), ...
  
So the n-th term can also be written as
  
ANSWER:  
  
Either form should be equally acceptable.
  
 
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