SOLUTION: -1,2,-4,8,-16

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Question 1085711: -1,2,-4,8,-16
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Each successive term is the previous term multiplied by -2.
X%5Bn%5D=-%28-2%29%5E%28n-1%29