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January 25, 2015

January 25, 2015

Posted by **sarah** on Sunday, March 2, 2008 at 6:01pm.

the sum from 0 to infinity of (-1)^n/(the square root of (n+1))

- calculus -
**sarah**, Sunday, March 2, 2008 at 6:03pmI did the ratio test and got -1, which is less than 0 making it absolutely convergent, but do i need to take the absolute value of -1? which would then make the test inconclusive?

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