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April 18, 2015

April 18, 2015

Posted by **jerson** on Monday, May 5, 2008 at 10:10pm.

1/7 + 1/14 + 1/28 + 1/56 +

- algebra -
**Reiny**, Monday, May 5, 2008 at 10:24pmsum

_{∞}= a/(1-r)

= (1/7)/(1-1/2)

= 2/7

so it converges

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