math question

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An infinite geometric series has first term $328$ and a sum of $2009$. What is its common ratio?

Guest Jan 26, 2015

+118724

+10

Best Answer

s=a/(1-r)

2009=328/(1-r)

and you can solve it yourself :)

Melody Jan 27, 2015

Melody · Answer 1 · 2015-01-27T07:56:16

s=a/(1-r)

2009=328/(1-r)

and you can solve it yourself :)