what test would u use for this? i'm thinking its prolly a telescoping series but i have no idea what to do.

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- Apr 25th 2008, 12:05 PMsimsima_1converges or diverges

what test would u use for this? i'm thinking its prolly a telescoping series but i have no idea what to do. - Apr 25th 2008, 12:09 PMPlato
- Apr 25th 2008, 12:17 PMsimsima_1
thats not true though...k^4 i < (k^4+3K)^1/2 .... does this prove divergance?

- Apr 25th 2008, 12:21 PMMoo
Hello,

because is an increasing function.

because is a decreasing function.

And we know that converges if