problem is attached, i got as far as (√x)(√(x+1)-√(x-1)).
Last edited by mr fantastic; Sep 30th 2009 at 11:25 PM.
Reason: Merged posts
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divide numerator by , denominator by ... ( note: since , )
now take the limit as
Oh yeeeeaaah, multiplying by the conjugaaaaate. should've thought that one out a little better. thanks a lot!
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