how do you find the lim ((x^2+ 4x+3)^(1/2) -x) as x tends to infinity? as well as lim ((x^2 +1 )^(1/2) / x) as x tends to negative infinity? thanks you
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Originally Posted by alexandrabel90 how do you find the lim ((x^2+ 4x+3)^(1/2) -x) as x tends to infinity? as well as lim ((x^2 +1 )^(1/2) / x) as x tends to negative infinity? thanks you This is the trick you're looking for: Do you know how to procede from here? This is just the standard method for dealing with infinite limits of functions like this.
Last edited by adkinsjr; Nov 14th 2009 at 04:51 PM.
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