SOLUTION: What is the sum equation for this promblem : 1-(1/2)+(1/4)-(1/8)+...-(1/128)

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Question 285623: What is the sum equation for this promblem : 1-(1/2)+(1/4)-(1/8)+...-(1/128)
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Just curious.
Had you looked for similar problems before posting?
Had you looked for lessons before posting?