How can I find the glb and lub of: (n^2+17n)^1/2 -(n^2+8n)^1/2 Thanks Sorry, dont know if these are standard abbreviations but i mean greatest lower bound and least upper bound

Last edited by jpquinn91; March 16th 2010 at 03:15 PM.

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(n^2+17n)^1/2 -(n^2+8n)^1/2 obtains its global minimum at n=-17 to find the lub, find the limit as n goes to infinity.

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