SOLUTION: This is the second part of my first question: Evaluate the series: 9-3+1-1/3+... Thank you.

Question 986528: This is the second part of my first question:
Evaluate the series:
9-3+1-1/3+...
Thank you.
Answer by Edwin McCravy(20067) (Show Source): You can put this solution on YOUR website!

a₁ = first term = 9
r =  = common ratio

First substitute those in this equation: 



Then simplify by multiplying top and bottom by LCD= 3

If you have trouble completing it, ask me in the 
thank-you note form below.

Edwin

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