Help with these: Find the limit if it exists

http://rogercortesi.com/eqn/tempimagedir/eqn2756.png

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- Mar 9th 2007, 03:21 PM^_^Engineer_Adam^_^LImits at infinity help: Indeterminate forms
Help with these: Find the limit if it exists

http://rogercortesi.com/eqn/tempimagedir/eqn2756.png - Mar 9th 2007, 04:54 PMfrenzy
do you know L'Hopital's rule?

- Mar 9th 2007, 05:14 PMKrizalid
- Mar 9th 2007, 08:34 PM^_^Engineer_Adam^_^
Number 3 has an answer similar to this:

http://upload.wikimedia.org/math/9/8...7e93ee90be.png

http://upload.wikimedia.org/math/6/5...77eba8b29b.png

http://upload.wikimedia.org/math/6/1...db3bb8c6d7.png

http://upload.wikimedia.org/math/3/5...f387bc1fa9.png

Question: how did (2x-1)/(2sqrt(x^2-x)) became 1? - Mar 9th 2007, 10:17 PMfrenzy
- Mar 10th 2007, 02:26 AM^_^Engineer_Adam^_^
Is The answer of number 1 e^1? and thanks

no need for 2 & 3 ive already answered it - Mar 10th 2007, 02:44 AMCaptainBlack
- Mar 11th 2007, 07:52 AM^_^Engineer_Adam^_^
The answer of no. 1 is e^(-4)? Isnt it?

- Mar 11th 2007, 09:02 AMCaptainBlack