Date: Dec 28, 2012 9:13 PM Author: Peter Duveen Subject: Re: L'Hospital's rule I think the answer is "1".

Reason: Lim x app. inf. (2x+3)/(2x-1) is 1. Because if we carry out the division using polynomial division, we get 1 + 4/(2x -1) which approaches 1 as x approaches infinity. 1 raised to any power is 1.