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anonymous
 one year ago
Find the sum of the following infinite geometric series, if it exists.
anonymous
 one year ago
Find the sum of the following infinite geometric series, if it exists.

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I think the answer is C. 1/3

Zarkon
 one year ago
Best ResponseYou've already chosen the best response.1the sum is clearly larger than 1/3

Zarkon
 one year ago
Best ResponseYou've already chosen the best response.1it is geometric and clearly converges...therefore...let \[S=\frac{1}{3}+\frac{1}{9}+\frac{1}{27}+\cdots\] \[3S=1+\frac{1}{3}+\frac{1}{9}+\frac{1}{27}+\cdots\] \[3SS=1\] \[2S=1\] \[S=\frac{1}{2}\]

Owlcoffee
 one year ago
Best ResponseYou've already chosen the best response.1Yes, I did the math yesterday and found I was incorrect. Thanks Zarkon.
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