SOLUTION: What is the rule for inputs of 1 2 3 4 5 with outputs of 3 9 27 81 243?

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Question 703326: What is the rule for inputs of 1 2 3 4 5 with outputs of 3 9 27 81 243?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
The rule is y+=+3%5Ex because 3, 9, 27, ... are all powers of 3.