SOLUTION: identify each type of series -9+3+-1+1/3+?

Question 205409: identify each type of series
-9+3+-1+1/3+?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
identify each type of series
-9+3+-1+1/3+?
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It is a geometric series with r = -3; each term is formed by
multiply the last term by (-1/3).
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Cheers,
Stan H.