Hi guys, I need a little help with this limit here:

lim x->infinity of: sqrt(x^2 + x) - sqrt(x^2 - 2x)

cheers !

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- May 11th 2010, 02:03 AMWeeGLimit Calculation
Hi guys, I need a little help with this limit here:

lim x->infinity of: sqrt(x^2 + x) - sqrt(x^2 - 2x)

cheers ! - May 11th 2010, 02:22 AMHallsofIvy
- May 11th 2010, 06:01 AMWeeG
done it, cheers !

(Clapping) - May 11th 2010, 06:24 AMsimplependulum
Or we can solve it by mean value theorem ,

Let

we have

where

Take reciporcal and square root ,