SOLUTION: what is the formula for the nth term for this pattern: -1,2,-4,8,-16...

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Question 595273: what is the formula for the nth term for this pattern: -1,2,-4,8,-16...
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
what is the formula for the nth term for this pattern: -1,2,-4,8,-16...
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= %28-1%29%5E%28n%29%2A2%5E%28n-1%29 n = 1,2,3...