Solution. First let's notice that if we try to plug in we get,. So, we can't just plug in to evaluate the limit. So, we're going to have to do something else. The first thing. The following problems require the use of the algebraic computation of limits of functions as x approaches Click HERE to see a detailed solution to problem 1. Sal finds the limit of (x²+x-6)/(x-2) at x=2 by factoring and simplifying the and you'd use algebra to solve a. If you're club de sade hamburg this message, it means we're having trouble loading external resources on our website. Plugging in numbers fails when you get 0 in the denominator of the fraction. Area Problem [ Notes ] [ Practice Problems ] [ Assignment Problems ]. Now given this, let's try to answer our question. Learn Art Center Crafts Education Languages Photography Test Prep. In this case that means factoring both the numerator and denominator. Proof of Trig Limits [ Notes ] [ Practice Problems ] [ Assignment Problems ].